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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
7746242 Low battery indicator Jun. 29, 2010
7746028 Headset charging cradle Jun. 29, 2010
7741806 Magnetically attachable battery recharging Jun. 22, 2010
7741809 Electrical component including a battery receptacle for including a battery Jun. 22, 2010
7741810 Portable terminal with cradle Jun. 22, 2010
7733060 Charging IC, charging apparatus and electronic device Jun. 8, 2010
7733058 Engaging structure of electric shaver and electric charger thereof Jun. 8, 2010
7733057 Replaceable rechargeable battery unit for a power tool, power tool, and charger Jun. 8, 2010
7733056 Prevention of electro-chemical corrosion at charging contacts of a battery-powered handpiece and its charger device Jun. 8, 2010
7733053 Charging circuit for a vehicle charger Jun. 8, 2010
7728549 Battery pack including an emergency back-up battery for use in mobile electronic devices Jun. 1, 2010
7728551 Wireless power transfer system Jun. 1, 2010
7723960 Lithium battery pack May. 25, 2010
7723953 Battery-operated screwdriver and charger shell therefor May. 25, 2010
7723952 Cordless power system with system component identification and/or battery pack control May. 25, 2010
7719230 Kit of power tools May. 18, 2010
7719229 Charging system for legged mobile robot May. 18, 2010
7715884 Mobile device with a smart battery having a battery information profile corresponding to a communication standard May. 11, 2010
7714538 Battery pack May. 11, 2010
7710071 Charging a portable electrical device May. 4, 2010
7708426 Rechargeable flashlight May. 4, 2010
7705565 Method and system for wireless charging Apr. 27, 2010
7701171 System, method and apparatus for charging a worn device Apr. 20, 2010
7701172 Power driver and charger with flexible mounting system for battery pack Apr. 20, 2010
7701173 Charging and power supply for mobile devices Apr. 20, 2010
7696728 Toothbrush Apr. 13, 2010
7696722 Battery powered X-ray detector power system and method Apr. 13, 2010
7696721 Switching method and apparatus for AC/DC powered corded/cordless appliance and related apparatus Apr. 13, 2010
7696720 Battery pack and electronic device Apr. 13, 2010
7688037 Charging control apparatus and method of mobile terminal Mar. 30, 2010
7688030 Charger unit for an electronic device including a system for protective storage of an adapter plug Mar. 30, 2010
7688029 Portable battery powered appliance and method of operation Mar. 30, 2010
7688028 Cordless power system Mar. 30, 2010
7688026 Energy storage mobile charging adapter and energy storing method for the same Mar. 30, 2010
7679323 Handheld power tool form-locked with a detachable battery pack Mar. 16, 2010
7679322 Auxiliary power adapter having device controls Mar. 16, 2010
7679321 Power circuit Mar. 16, 2010
7679320 Amusement apparatus operative as a dynamo battery charger Mar. 16, 2010
7679317 Systems and methods for charging a chargeable USB device Mar. 16, 2010
7679315 System for identification of genuine battery product in mobile device Mar. 16, 2010
7671562 Safely removable battery pack Mar. 2, 2010
7671563 Electrical device with a swivelable rechargeable battery pack Mar. 2, 2010
7667437 Method and system for protection of a lithium-based multicell battery pack including a heat sink Feb. 23, 2010
7659694 Self-aligning terminal block for battery pack Feb. 9, 2010
7659693 Rechargeable battery Feb. 9, 2010
7656119 Apparatus and method for protecting mobile communication terminal having installed battery from over voltage electric charging Feb. 2, 2010
7652452 Multi-component charging station with surge protector Jan. 26, 2010
7649337 Power tool including a fuel gauge and method of operating the same Jan. 19, 2010
7649344 Power management for a portable electronic device Jan. 19, 2010
7646168 Electrical device with adjustable voltage Jan. 12, 2010

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