WiTricity Intellectual Property

Issued and Pending Patents Worldwide

WiTricity is exclusive licensee of MIT patents for Wireless Energy Transfer. Our founder, MIT professor Marin Soljačić, was the leader of the MIT research team that developed WiTricity technology. This includes the MIT patents for highly resonant magnetic coupling as well as many energy transfer system improvements. Since the original discovery, WiTricity Corporation has filed for patents on dozens of its own innovations, including improvements to the technology, as well as a large number of products and applications that use the technology. The MIT and WiTricity patents are available for licensing for interested parties. Please contact us to discuss potential licensing agreements.

Below is a partial list of our issued patents and pending patent applications.

Issued Patents

United States
Publication No. Title
US7741734    Wireless non-radiative energy transfer
US7825543
Wireless energy transfer
US8022576
Wireless non-radiative energy transfer
US8035255
Wireless energy transfer using planar capacitively loaded conducting loop resonators
US8076800
Wireless non-radiative energy transfer
US8076801
Wireless energy transfer, including interference enhancement
US8084889
Wireless non-radiative energy transfer
US8097983
Wireless energy transfer
US8106539
Wireless energy transfer for refrigerator application
US8115448
Systems and methods for wireless power
US8304935
Wireless energy transfer using field shaping to reduce loss
US8324759
Wireless energy transfer using magnetic materials to shape fields and reduce loss
US8362651
Efficient near-field wireless energy transfer using adiabatic system variations
US8395282
Wireless non-radiative energy transfer
US8395283
Wireless energy transfer over a distance at high efficiency
US8400017
Wireless energy transfer for computer peripheral applications
US8400018
Wireless energy transfer with high-Q at high efficiency
US8400019
Wireless energy transfer with high-Q from more than one source
US8400020
Wireless energy transfer with high-Q devices at variable distances
US8400021
Wireless energy transfer with high-Q sub-wavelength resonators
US8400022
Wireless energy transfer with high-Q similar resonant frequency resonators
US8400023
Wireless energy transfer with high-Q capacitively loaded conducting loops
US8400024
Wireless energy transfer across variable distances
US8410636
Low AC resistance conductor designs
US8441154
Multi-resonator wireless energy transfer for exterior lighting
US8461719
Wireless energy transfer systems
US8461720
Wireless energy transfer using conducting surfaces to shape fields and reduce loss
US8461721
Wireless energy transfer using object positioning for low loss
US8461722
Wireless energy transfer using conducting surfaces to shape field and improve k
US8466583
Tunable wireless energy transfer for outdoor lighting applications
US8471410
Wireless energy transfer over distance using field shaping to improve the coupling factor
US8476788
Wireless energy transfer with high-Q resonators using field shaping to improve k
US8482158
Wireless energy transfer using variable size resonators and system monitoring
US8487480
Wireless energy transfer resonator kit
US8497601
Wireless energy transfer converters
US8552592
Wireless energy transfer with feedback control for lighting applications
US8569914
Wireless energy transfer using object positioning for improved k
US8587153
Wireless energy transfer using high Q resonators for lighting applications
US8587155
Wireless energy transfer using repeater resonators
US8598743
Resonator arrays for wireless energy transfer
US8618696
Wireless energy transfer
US8629578
Wireless energy transfer systems
US8643326
Tunable wireless energy transfer systems
US8667452
Wireless energy transfer modeling tool
US8669676
Wireless energy transfer across variable distances using field shaping with magnetic materials to improve the coupling factor
US8686598
Wireless energy transfer for supplying power and heat to a device
US8692410
Wireless energy transfer with frequency hopping
US8692412
Temperature compensation in a wireless transfer system
USD636333
Wireless power source
USD692010
Wireless power source
USD697477
Wireless pad charger

Non-US
Publication No. Title
AU2006269374
Wireless non-radiative energy transfer - Australia
AU2010200044
Wireless non-radiative energy transfer - Australia
AU2007349874
Wireless energy transfer - Australia
AU2011232776
Wireless energy transfer - Australia
ZL200680032299.2
Wireless non-radiative energy transfer - China
ZL201010214681.3
Wireless non-radiative energy transfer - China
ZL201110185992.6
Wireless non-radiative energy transfer - China
ZL200780053126.3
Wireless energy transfer - China
ZL200980127634.0
Wireless energy transfer, including interference enhancement - China
JP4921466
Wireless non-radiative energy transfer - Japan
JP5190108
Wireless energy transfer - Japan
KR10-1156616
Wireless non-radiative energy transfer - South Korea
KR10-1136889
Wireless non-radiative energy transfer - South Korea
KR10-1118710
Wireless non-radiative energy transfer - South Korea
KR10-1288433
Wireless energy transfer - South Korea
KR10-1356409
Wireless energy transfer - South Korea

Pending Patents

United States

Title
US20080300660A1
Power generation for implantable devices
US20100102640A1
Wireless energy transfer to moving devices with high-Q resonators
US20100127575A1 Wireless energy transfer with high-Q to more than one device
US20100133918A1 Wireless energy transfer across distance between same frequency resonators
US20100133919A1 Wireless energy transfer with high-Q capacitively-loaded conducting wire loops
US20100133920A1 Wireless energy transfer across a distance to a moving device
US20100181844A1 High efficiency and power transfer in wireless power magnetic resonators
US20100187911A1 Wireless energy transfer over distances to a moving device
US20100207458A1 Wireless energy transfer over a distance with devices at variable distances
US20100219694A1 Wireless energy transfer in lossy environments
US20100231340A1 Wireless energy transfer resonator enclosures
US20100253152A1 Long range low frequency resonator
US20100259110A1 Resonator optimizations for wireless energy transfer
US20100277121A1 Wireless energy transfer between a source and a vehicle
US20100308939A1 Integrated resonator-shield structures
US20110043049A1 Wireless energy transfer with high-Q resonators using field shaping to improve k
US20110074346A1 Vehicle charger system and method
US20110095618A1 Wireless energy transfer using repeater resonators
US20110121920A1 Wireless energy transfer resonator thermal management
US20110162895A1 Noncontact electric power receiving device, noncontact electric power transmitting device, noncontact electric power feeding system, and electrically powered vehicle
US20110227530A1 Wireless power transmission for portable wireless power charging
US20120007441A1 Wireless power harvesting and transmission with heterogeneous signals
US20120032522A1 Wireless energy transfer for implantable devices
US20120062345A1 Low resistance electrical conductor
US20120068549A1 Wireless energy transfer, including interference enhancement
US20120086284A1 Wireless transmission of solar generated power
US20120086867A1 Modular upgrades for wirelessly powered televisions
US20120091794A1 Wirelessly powered laptop and desktop environment
US20120091795A1 Wirelessly powered television
US20120091796A1 Wireless powered projector
US20120091797A1 An energized tabletop
US20120091819A1 A computer that wirelessly powers accessories
US20120091820A1 Wireless power transfer within a circuit breaker
US20120091949A1 Wireless energy transfer for energizing power tools
US20120091950A1 Position insensitive wireless charging
US20120098350A1 Wireless energy transfer for photovoltaic panels
US20120112531A1 Secure wireless energy transfer for vehicle applications
US20120112532A1 Tunable wireless energy transfer for in-vehicle applications
US20120112534A1 Wireless energy transfer with multi resonator arrays for vehicle applications
US20120112535A1 Wireless energy transfer for vehicles
US20120112536A1 Wireless energy transfer for vehicles
US20120112538A1 Wireless energy transfer for vehicle applications
US20120112691A1 Wireless energy transfer security for vehicles
US20120119569A1 Multi-resonator wireless energy transfer inside vehicles
US20120119575A1 Wireless energy transfer for vehicles
US20120119576A1 Safety systems for wireless energy transfer in vehicle applications
US20120119698A1 Wireless energy transfer for vehicles
US20120139355A1 Wireless energy transfer for medical applications
US20120184338A1 Integrated repeaters for cell phone applications
US20120206096A1 Systems and methods for wireless power
US20120223573A1 Flexible resonator attachment
US20120228952A1 Tunable wireless energy transfer for appliances
US20120228953A1 Tunable wireless energy transfer for furniture applications
US20120228954A1 Tunable wireless energy transfer for clothing applications
US20120228960A1 Wireless energy transfer
US20120235500A1 Wireless energy distribution system
US20120235501A1 Multi-resonator wireless energy transfer for medical applications
US20120235502A1 Multi-resonator wireless energy transfer for implanted medical devices
US20120235503A1 Secure wireless energy transfer in medical applications
US20120235504A1 Tunable wireless energy transfer for sensors
US20120235505A1 Wireless energy transfer using repeater resonators
US20120235566A1 Tunable wireless energy transfer for lighting applications
US20120235633A1 Wireless energy transfer with variable size resonators for implanted medical devices
US20120235634A1 Wireless energy transfer with variable size resonators for medical applications
US20120239117A1 Wireless energy transfer with resonator arrays for medical applications
US20120242159A1 Multi-resonator wireless energy transfer for appliances
US20120248886A1 Multi-resonator wireless energy transfer to mobile devices
US20120248887A1 Multi-resonator wireless energy transfer for sensors
US20120248888A1 Wireless energy transfer with resonator arrays for medical applications
US20120248981A1 Multi-resonator wireless energy transfer for lighting
US20120256494A1 Tunable wireless energy transfer for medical applications
US20120313449A1 Resonator optimizations for wireless energy transfer
US20120313742A1 Compact resonators for wireless energy transfer in vehicle applications
US20130007949A1 Wireless energy transfer for person worn peripherals
US20130020878A1 Wireless power component selection
US20130033118A1 Tunable wireless power architectures
US20130038402A1 Wireless power component selection
US20130057364A1 Resonator enclosure
US20130062966A1 Reconfigurable control architectures and algorithms for electric vehicle wireless energy transfer systems
US20130069441A1 Foreign object detection in wireless energy transfer systems
US20130069753A1 High frequency PCB coils
US20130099587A1 Wireless energy transfer for packaging
US20130175874A1 Wireless energy transfer for promotional items
US20130181541A1 Wireless energy transfer
US20130200721A1 Wireless energy transfer with reduced fields
US20130221744A1 Mechanically removable wireless power vehicle seat assembly
US20130278073A1 Wireless energy transfer using variable size resonators and system monitoring
US20130278074A1 Wireless energy transfer using variable size resonators and system monitoring
US20130278075A1 Wireless energy transfer using variable size resonators and system monitoring
US20130300353A1 Low AC resistance conductor designs
US20130307349A1 Wireless energy transfer converters
US20130320773A1 Wireless energy transfer for implantable devices
US20130334892A1 Wireless energy transfer converters
US20140002012A1 Wireless energy transfer for rechargeable batteries
US20140021798A1 Wireless energy source
US20140035378A1 Prevention of interference between wireless power transmission systems and touch surfaces
US20140035704A1 Resonator fine tuning
US20140044281A1
Wirelessly powered audio devices
US20140044293A1 Wirelessly powered audio devices
US20140049118A1 Multiple connected resonators with a single electronic circuit
US20140062211A1
Efficient near-field wireless energy transfer using adiabatic system variations
US20140084859A1
Vehicle charger safety system and method
US20140091636A1
Wireless power transfer
US20140091756A1
Wireless power transfer

Non-US
Publication No. Title Country
AU2011203137A1
Wireless non-radiative energy transfer
Australia
AU2013203947A1
Wireless non-radiative energy transfer
Australia
AU2013203919A1
Wireless energy transfer
Australia
CA2682284
Wireless energy transfer
Canada
CA2724341
Wireless energy transfer, including interference enhancement
Canada
CN102983639A
Wireless non-radiative energy transfer
China
CN102439669A
Wireless energy transfer in lossy environments
China
CN102239633A
Wireless energy transfer systems
China
CN102870338A
Wireless energy transfer converters
China
EP2306615A2
Wireless non-radiative energy transfer
Europe
EP2306616A2
Wireless non-radiative energy transfer
Europe
EP2418755A2
Wireless energy transfer
Europe
WO2007008646A2
Wireless non-radiative energy transfer
International
WO2008118178A1
Wireless energy transfer
International
WO2009140506A1
Wireless energy transfer, including interference enhancement
International
WO2010039967A1
Efficient near-field wireless energy transfer using adiabatic system variations
International
WO2010093997A1
Wireless energy transfer in lossy environments
International
WO2010036980A1
Wireless energy transfer systems
International
WO2013059441A1
Wireless energy transfer for photovoltaic panels
International
WO2012170278A2
Wireless energy transfer for implantable devices
International
WO2012047779A1
Vehicle charger system and method
International
WO2012037279A1
Wireless energy distribution system
International
WO2011112795A1
Wireless energy transfer converters
International
WO2013142840A1
Integrated repeaters for cell phone applications
International
WO2013020138A2
Tunable wireless power architectures
International
WO2013036947A2
Foreign object detection in wireless energy transfer systems
International
WO2013067484A1
Wireless energy transfer modeling tool
International
WO2013113017A1
Wireless energy transfer with reduced fields
International
WO2014004843A1
Wireless energy transfer for rechargeable batteries
International
WO2013013235A2
Wireless power component selection
International
JP2012-504387
Wireless energy transfer systems
Japan
JP2013-543719
Vehicle charger system and method
Japan
KR10-2011-0117732
Wireless energy transfer
South Korea
KR10-2014-0007006
Wireless energy transfer
South Korea
KR10-2011-0014649
Wireless energy transfer, including interference enhancement
South Korea
KR10-2011-0127203
Wireless energy transfer in lossy environments
South Korea
KR10-2011-0074761
Wireless energy transfer systems
South Korea
KR10-2013-0127441
Vehicle charger system and method
South Korea
KR10-2013-0099103
Wireless energy distribution system
South Korea
KR10-2013-0069561
Wireless energy transfer converters
South Korea