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Class Information
Number: 320/114
Name: Electricity: battery or capacitor charging or discharging > Cell or battery charger structure > For handheld device
Description: Subject matter including means constructed and arranged to charge a battery or cell in a handheld device.










Sub-classes under this class:

Class Number Class Name Patents
320/115 With charger stand or base 402


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Patent Number Title Of Patent Date Issued
6522361 Electronic apparatus having the function of displaying the battery residual quantity and method for displaying the battery residual quantity Feb. 18, 2003
6515451 Cordless power tool system Feb. 4, 2003
6509715 Rechargeable battery system for hand-held devices Jan. 21, 2003
6502949 Adapters for use with an electric power tool Jan. 7, 2003
6501246 Handy battery charger for cellular phones Dec. 31, 2002
6498458 Battery charger for charging a wireless signal source and detachable receiver Dec. 24, 2002
6495987 Battery module that further serves as a handle for a portable computer Dec. 17, 2002
6495988 Combinational charging mechanism Dec. 17, 2002
6490436 Battery pack removing device Dec. 3, 2002
6483273 AC-powered recharging device for cigarette lighter-adapted rechargeable appliances Nov. 19, 2002
6476795 Mouse recharging module Nov. 5, 2002
6472846 Power source Oct. 29, 2002
6465985 Arrangement including means for displaying a charging state Oct. 15, 2002
6448742 Low profile battery pack with aircraft power provisions Sep. 10, 2002
6430813 Electric shaver Aug. 13, 2002
6433667 Charge preventing circuit for a pager Aug. 13, 2002
6424118 Mobile phone SIM card switching unit Jul. 23, 2002
6421235 Portable electronic units including notebook computers, PDAs and battery operated units Jul. 16, 2002
6420849 Power generating device having a form factor suitable for insertion into a player device Jul. 16, 2002
6411829 Radio communication equipment and method for controlling charge of the same Jun. 25, 2002
6400969 Communication equipment, charging terminal structure and isolating switch Jun. 4, 2002
6380714 Charger for wireless product Apr. 30, 2002
6377022 Rechargeable coffee bean and spice mill Apr. 23, 2002
6364696 Battery carrying portable electric equipment Apr. 2, 2002
6363266 Electronic device Mar. 26, 2002
6329788 Cordless power tool system Dec. 11, 2001
6329787 Reception system, battery charging device, portable information terminal, and transmission and reception system Dec. 11, 2001
6316912 Power generating device having a form factor suitable for insertion into a player device Nov. 13, 2001
6316911 Battery and flashlight recharger Nov. 13, 2001
6316906 Kinetic battery system Nov. 13, 2001
6313604 Charging seat for a rechargeable flashlight Nov. 6, 2001
6310461 Mobile telephone comprising an improved battery charger circuit Oct. 30, 2001
6308059 Ruggedized tradesworkers radio Oct. 23, 2001
6304058 Cordless power tool system Oct. 16, 2001
6296368 Rechargeable miniature flashlight Oct. 2, 2001
6285159 Portable computer usable with a specific battery pack or ordinary battery Sep. 4, 2001
6281425 Apparatus and method of recharging a handheld computing device using solar power Aug. 28, 2001
6246211 Smart charger Jun. 12, 2001
6242827 Portable communication device with electromechanical transducer means and a battery pack therefor Jun. 5, 2001
6229280 Power tool charging system having a charge level indicator and charge control functions May. 8, 2001
6215276 Portable self contained battery charger and radio Apr. 10, 2001
6199239 Toothbrush with audible reminder mechanism Mar. 13, 2001
6191554 Power tool charging system having battery reconditioning and battery capacity data updating functions Feb. 20, 2001
6191553 Portable charger with a separate base and mount with a belt clip attachment Feb. 20, 2001
6184654 Wearable docking-holster system, with energy management, to support portable electronic devices Feb. 6, 2001
6184652 Mobile phone battery charge with USB interface Feb. 6, 2001
6181104 Rechargeable coffee and spice grinder Jan. 30, 2001
6172477 Apparatus for charging a battery of a portable terminal Jan. 9, 2001
6130520 Diagnostic instrument system Oct. 10, 2000
6130518 Method and apparatus for charging a battery Oct. 10, 2000

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