51
Takahashi Tetsuya: Battery charger for ic card and passcase. TDK, June 9, 2005: JP2005-149238 (111 worldwide citation)

PROBLEM TO BE SOLVED: To provide a battery charger for an IC card and a passcase having highly convenience.SOLUTION: The battery charger for an IC card comprises a secondary battery 24, an oscillator 30 producing alternate signals by being supplied power from the secondary battery, a coil-shaped ant ...


52
Keiji Manabe, Tadanori Kawamura, Masao Fukunaga, Takeo Nishida, Seishi Terakado, Toshiaki Nagakoshi: Electric hair curling iron with rechargeable battery power supply. Matsushita Electric Industrial, Cushman Darby & Cushman, October 12, 1982: US04354092 (110 worldwide citation)

An electrically heated hair curling iron includes a sheet-shaped heater with electrodes affixed to an electrically resistive layer, wrapped around an elongated cylindrical support, and capable of being rapidly heated and maintained hot by electric current available from a rechargeable storage batter ...


53
Jose M Fernandez: Battery charger system with common charge and data exchange port. Motorola, Robert S Babayi, Pedro P Hernandez, December 6, 1994: US05371453 (110 worldwide citation)

A battery unit charger system is provided which includes a charger (110) for supplying charge current and a battery (120) having a memory (122) for storing battery-related information. The charger (110) includes a controller which exchanges the battery-related information with the memory (122) and i ...


54
Benjamin Eng Jr: Battery charger with Vbe temperature compensation circuit. John Fluke Mfg Co, Michael J Strauss, Stephen A Becker, Mikio Ishimaru, July 11, 1989: US04847547 (110 worldwide citation)

A battery charger supplies to a battery an output voltage having a desired temperature coefficient of voltage. The charger includes an operational amplifier having a summing junction to which a reference current and a feedback signal derived from the amplifier output are supplied. The V.sub.be multi ...


55
Wolfgang Kurz, Rainer Leunig: System for preventing damage to a battery charger due to application of a battery with wrong polarity. Robert Bosch, Frishauf Holtz Goodman & Woodward, April 12, 1983: US04379989 (108 worldwide citation)

The electrical system of a motor vehicle is protected against damage due to voltage sources, either the own battery or an external source, connected with wrong polarity by the combination of a diode and relay switches. In one embodiment, the diode is connected to the battery so that current flows on ...


56
Randall J Krohn, Denis Y Yerlikaya: Battery charging circuit and method for an ambulatory feeding pump. Sherwood Medical Company, Andrew J Beck, Montgomery W Smith, Curtis D Kinghorn, July 6, 1993: US05225763 (106 worldwide citation)

A device having a rechargeable power source with an associated battery charger base having a quick charge current output and a trickle charge current output. A control circuit within the device is also provided that monitors if and for how long the device is attached to the base and determines the p ...


57
Izuru Narita, Toshitsugu Mito: Battery charger for an electronic device and a spare battery. International Business Machines, George E Grosser, February 24, 1998: US05721481 (106 worldwide citation)

Disclosed is a battery charger that can be connected in series to a power feed line, which lies between an external power source and an electric/electronic device, and that monitors the power consumption state of the electric/electronic device and begins and halts the charging of a battery in conson ...


58
Robert Dean King: Intelligent battery charger for electric drive system batteries. General Electric Company, Marvin Snyder, August 19, 1997: US05659240 (104 worldwide citation)

A battery charger connected to a source of substantially constant voltage power includes a regulator for conditioning the power for application to a battery to be charged. Net discharge current from the battery is monitored, as a function of time, during a time period between recharge cycles, and da ...


59
Paul R Davis, Michael J Brorby: Portable programmable optical code reader. Videx, Chernoff Vilhauer McClung & Stenzel, January 26, 1988: US04721849 (104 worldwide citation)

A portable sensing device for reading data codes comprising a thin, generally planar housing of polygonal shape having a light source and light sensor at one of the corners thereof for reading data codes. The code reader contains a memory not only capable of storing the sensed data codes for future ...


60
Naomasa Suzuki, Shinobu Iida, Kazutoshi Ichinose: Battery charger device. Matsushita Electric Industrial, Pearne & Gordon, September 26, 2000: US06124699 (102 worldwide citation)

In a battery charger device 1 for a portable telephone, a front pocket 11 suitable for a portable telephone 4 having a large battery pack 3, and a rear pocket 12 suitable for a large battery pack 3 are disposed. Rotatable levers 5 which are urged by spiral springs 6 are disposed in pocket back faces ...