1
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Contact-less power transfer. Splashpower, Garvey Smith Nehrbass & Doody L L C, Seth M Nehrbass, June 14, 2005: US06906495 (314 worldwide citation)

A system and method for transferring power does not require direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar surface having at least one conductor that generates an electromagnetic field when a current flows therethrough and ha ...


2
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Contact-less power transfer. Access Business Group International, Warner Norcross & Judd, April 28, 2009: US07525283 (250 worldwide citation)

There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a curr ...


3
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Portable contact-less power transfer devices and rechargeable batteries. Spashpower, Sites & Harbison PLLC, Ross F Hunt Jr, July 24, 2007: US07248017 (240 worldwide citation)

There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a curr ...


4
Lily Ka Lai, James Westwood Hay, Pilgrim Giles William Beart: Contact-less power transfer. Splashpower, Stites & Harbison PLLC, Ross F Hunt Jr, May 9, 2006: US07042196 (236 worldwide citation)

There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a curr ...


5
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Primary units, methods and systems for contact-less power transfer. Splashpower, Stites & Harbison PLLC, Ross F Hunt Jr, July 3, 2007: US07239110 (217 worldwide citation)

There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a curr ...


6
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Contact-less power transfer. Access Business Group International, Warner Norcross & Judd, May 11, 2010: US07714537 (44 worldwide citation)

There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a curr ...


7
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Contact-less power transfer. Access Business Group International, Warner Norcross & Judd, January 4, 2011: US07863861 (36 worldwide citation)

There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a curr ...


8
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Contact-less power transfer. Access Business Group International, Warner Norcross & Judd, May 31, 2011: US07952324 (35 worldwide citation)

There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a curr ...


9
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Contact-less power transfer. Access Business Group International, Warner Norcross & Judd, November 24, 2009: US07622891 (26 worldwide citation)

A unit for transferring power in an inductive manner to at least one power-receiving device, and a system comprising such a unit and such a device. The unit includes at least one coil structure configured to allow various degrees of translational and rotational freedom of movement of the power-recei ...


10
Lily Ka Lai Cheng, James Westwood Hay, Pilgrim Giles William Beart: Contact-less power transfer. Access Business Group International, Warner Norcross & Judd, January 15, 2013: US08354821 (16 worldwide citation)

A unit for transferring power in an inductive manner to at least one power-receiving device, and a system comprising such a unit and such a device. The unit includes at least one coil structure configured to allow various degrees of translational and rotational freedom of movement of the power-recei ...