1
Rajesh Krishnan: Method and apparatus for wireless powering and recharging. GTE Internetworking Incorporated, Leonard Charles Suchyta, Floyd E Anderson, October 3, 2000: US06127799 (445 worldwide citation)

An arrangement is provided for charging a charge storage device by placing the charge storage device in an RF or microwave radiation field. One or more antennas which receive the radiated RF electromagnetic field are placed on the charge storage device. Rectifiers connected to the antennas rectify t ...


2
Ichiro Shirai, Hitoshi Yamagami, Eiichi Hiroshige, Koichi Kubo: Induction charging apparatus. Nintendo, Kyushu Hitachi Maxell, Wenderoth Lind & Ponack, August 27, 1996: US05550452 (355 worldwide citation)

The induction charging apparatus has a power source unit and a device unit which can be detachably coupled to the power source unit. The power source unit has a first casing having one end opened, a primary coil provided in the first casing, an oscillator for supplying an alternating current to the ...


3
Michael Sasha John: Systems and methods for wireless power. February 14, 2012: US08115448 (333 worldwide citation)

The present invention is a wireless power system which includes components which can be recharged by harvesting wireless power, wireless power transmitters for transmitting the power, and devices which are powered from the components. Features such as temperature monitoring, tiered network protocols ...


4
Vincent Cutolo, Oscar Jimenez, Roberto Echarri, Guillermo Echarri, Francisco Jose Barreras Sr: Self contained transportable power source maintenance and charge. Exonix Corporation, Thomas R Vigil, January 30, 2001: US06181105 (261 worldwide citation)

The power source maintenance and charge system comprises: charge maintenance circuitry for maintaining a desired charge on or for charging, a special power source of a packaged device; control circuity for actuating and de-actuating the charge maintenance circuitry; and coupling circuitry for coupli ...


5
Keith W Klontz, Deepakraj M Divan, Donald W Novotny, Robert D Lorenz: Contactless battery charging system. Electric Power Research Institute, Flehr Hohbach Test Albritton & Herbert, August 23, 1994: US05341083 (241 worldwide citation)

A contactless recharging system and method for recharging a battery storage device onboard an electric vehicle has a primary converter station for converting power from a power source into high frequency power at a selected charging rate. The vehicle has a secondary converter for converting high fre ...


6
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 ...


7
Paris H Wiley, Antonios G Sideris, Elias K Stefanakos, Michael Priven: On-line battery management and monitoring system and method. AIMS Systems, Joseph G Seeber, February 29, 2000: US06031354 (240 worldwide citation)

An on-line battery management and monitoring system and method for monitoring a plurality of battery cells identifies and computes individual cell and battery bank operating parameters. The system comprises a central monitoring station to which a plurality of controllers is connected, each controlle ...


8
John P Schwind: Armature induction charging of moving electric vehicle batteries. October 13, 1998: US05821728 (237 worldwide citation)

Batteries of a moving electric vehicle are charged using an electromagnetic field extended along the centerline of a driving lane and a level controlled armature mounted on the underside of an electric vehicle by having the moving coils of the armature lowered to optimum proximity of the magnetic fi ...


9
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 ...


10
Charles S Stephens: Battery pack and charging system for a portable electronic device. Hewlett Packard Company, March 31, 1998: US05734254 (226 worldwide citation)

A battery pack, adapter and integrated charging system for charging a battery pack of the type used in a portable electronic device such as a notebook computer, a cellular telephone, etc. The battery pack includes a battery coupled through a power converter to a secondary transformer winding. A comm ...