| Patents for H02J 7 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries (94,693) |
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| 05/05/1994 | DE4236286A1 Verfahren und Anordnung zum automatischen berührungslosen Laden Method and apparatus for automated non-contact charging |
| 05/04/1994 | EP0595327A2 Battery detecting device for a radio pager |
| 05/04/1994 | EP0595191A1 A voltage regulator for an electrical generator, particularly an alternator |
| 05/04/1994 | EP0594908A1 Multiple-voltage control circuit of battery or multiple independent DC power |
| 05/04/1994 | CN2164144Y Step-type multiple-voltage operating and controlling device for low heat-loss and sparkless battery unit |
| 05/04/1994 | CN2164141Y Dry-cell reduction charger |
| 05/04/1994 | CN2164140Y Fully-automatic nickel-cadmium cell quick charger |
| 05/04/1994 | CN2164139Y Constant-voltage charging set |
| 05/03/1994 | US5309083 Circuit for generating a reference voltage that varies as a function of temperature, in particular for regulating the voltage at which a battery is charged by an alternator |
| 05/03/1994 | US5309080 Control unit for battery-operated device |
| 05/03/1994 | US5309031 Battery replacement system for battery-powered digital data handling devices |
| 05/03/1994 | CA2005450C Mobile radio telephone device |
| 04/28/1994 | WO1994009586A1 Universal connection for cellular telephone interface |
| 04/28/1994 | WO1994009544A1 Contactless battery charging system |
| 04/28/1994 | WO1994009527A1 Battery pack |
| 04/28/1994 | CA2147259A1 Contactless battery charging system |
| 04/27/1994 | EP0593869A1 Accumulator |
| 04/27/1994 | EP0593770A1 Quick charger and quick charge method for nickel-cadmium battery |
| 04/27/1994 | EP0593518A1 Electronic power supply unit. |
| 04/27/1994 | EP0593472A1 Process and device for operating as on-board charging set the inverse rectifier of the threephase current drive of an electric car. |
| 04/27/1994 | CN2163476Y Magnetic electric charger for booster vehicle |
| 04/27/1994 | CN2163474Y Power supply unit |
| 04/27/1994 | CN2163473Y Intelligent full automatic charger |
| 04/26/1994 | US5307003 Varying the supply voltage in response to the current supplied to a computer system |
| 04/26/1994 | US5307002 Improvements in battery charging circuits |
| 04/26/1994 | US5307001 Gas point detection apparatus |
| 04/26/1994 | US5307000 Method and apparatus for charging, thawing, and formatting a battery |
| 04/26/1994 | US5306999 Electric vehicle charging station |
| 04/26/1994 | US5306956 Connecting system for supplying electrical power to a device in place of a battery along with the transmission of data signals from the device to monitoring apparatus, or supplying electrical power to a battery for the charging thereof |
| 04/26/1994 | US5306576 Battery coupler |
| 04/20/1994 | EP0593299A2 Electronic power regulator for an automotive alternator |
| 04/20/1994 | EP0593196A2 Method for optimizing the charging of lead-acid batteries and an interactive charger |
| 04/20/1994 | EP0592977A2 Single transformer switching regulator |
| 04/20/1994 | CN2162736Y Voltage-stabilizing rectifier for motorcyle generator |
| 04/20/1994 | CN2162735Y Charger for miniature motor vehicle |
| 04/20/1994 | CN2162734Y Three-phase capacitance charger |
| 04/20/1994 | CN2162733Y Multifunction hand power box with miniature air compressor |
| 04/20/1994 | CN1085717A Charging battery system for video camera |
| 04/20/1994 | CN1085692A Apparatus and method of rapidly charging nickel-cadmium batteries |
| 04/19/1994 | US5304917 Compact low noise low power dual mode battery charging circuit |
| 04/19/1994 | US5304916 Battery charger |
| 04/19/1994 | US5304915 Overcharge preventing device and overdischarge preventing device for a secondary battery |
| 04/19/1994 | US5304914 Process for charging a battery |
| 04/15/1994 | CA2108343A1 Electronic power regulator for an automotive alternator |
| 04/14/1994 | WO1994008383A1 Multi mode cordless battery charger |
| 04/14/1994 | WO1994008381A1 Apparatus and method for charging electric vehicles |
| 04/14/1994 | CA2107988A1 Method for optimizing the charging of lead-acid batteries and an interactive charger |
| 04/13/1994 | EP0592335A1 Independent self-service device for delivering electrical power |
| 04/13/1994 | EP0591620A1 Battery power supply system |
| 04/13/1994 | EP0591296A1 A power supply for a battery charger |
| 04/13/1994 | EP0401287B1 Power-operated device with a cooling facility |
| 04/13/1994 | CN2162026Y Energy-saving charger |
| 04/13/1994 | CN2162025Y Battery cabinet |
| 04/13/1994 | CN1085357A Battery charger |
| 04/12/1994 | US5303305 Solar powered hearing aid |
| 04/12/1994 | US5302887 Charging apparatus |
| 04/12/1994 | US5302858 Method and apparatus for providing battery charging in a backup power system |
| 04/12/1994 | US5301494 Recharging system for a battery operated tool having an on-board transformer |
| 04/07/1994 | DE3515123C2 Verfahren und Vorrichtung zur Schaffung einer sterilen, geladenen Batterie A method and apparatus for providing a sterile, charged battery |
| 04/06/1994 | EP0590952A2 Radio paging receiver using an air battery |
| 04/06/1994 | CN2161012Y Automatic charger for precision nickel-cadmium cell |
| 04/06/1994 | CN1085020A Intelligent two-unit closed loop charging device |
| 04/05/1994 | US5300875 Passive (non-contact) recharging of secondary battery cell(s) powering RFID transponder tags |
| 04/05/1994 | US5300874 Intelligent power supply system for a portable computer |
| 03/31/1994 | WO1994007294A1 Battery charger |
| 03/31/1994 | WO1994007293A1 Method and apparatus for charging a battery powered electronic device |
| 03/31/1994 | WO1994007292A1 Method and circuit for charging batteries |
| 03/31/1994 | WO1994007090A1 Back up power source for a thermostat |
| 03/31/1994 | DE4241065C1 Elektronisches Schaltnetzteil zur Speisung eines Akkumulators An electronic switching power supply for supplying an accumulator |
| 03/31/1994 | DE4231970A1 Storage battery charging circuit - has transformer and rectifier with protective switch as relay or power semiconductor between charging circuit output and at least one of the charging pole connections |
| 03/31/1994 | DE4229261C1 Electric generator for bicycle or individual wheel with rotor at rotatable wheel - equipped with permanent magnets and stator formed by coil system for receiving induced voltage is fixed on wheel spindle and generator can be used as servo motor |
| 03/31/1994 | DE4225359C1 Three=phase current generator with diode rectifier esp. for motor vehicle - has DC excitation winding and three=phase windings and rectifier contains three diode paths arranged as three=phase bridge rectifier |
| 03/30/1994 | EP0589571A2 Connecting apparatus for a video tape recorder having a built-in camera |
| 03/30/1994 | EP0589287A2 Method for charging a multicell battery |
| 03/30/1994 | EP0588790A1 Method and apparatus for charging and testing batteries |
| 03/30/1994 | CN2160163Y Electric appliance for automobile |
| 03/29/1994 | US5298852 Arrangement for and method of controlling a three-phase-generator in a vehicle |
| 03/29/1994 | US5298850 Charge indicator of battery |
| 03/29/1994 | US5298849 Arrangement and method for charging an accumulator of a transporting device comprising an individual electric drive |
| 03/29/1994 | US5298821 Battery-powered tool |
| 03/29/1994 | US5298346 Battery identification system |
| 03/29/1994 | CA2029429C Apparatus for reducing engine idling vibration |
| 03/24/1994 | DE4231732A1 Multi=cell battery charging method - connecting cells to diagnostic device and regulating charge voltage according to highest clamp voltage |
| 03/23/1994 | EP0588727A1 Charging battery system for video camera |
| 03/23/1994 | EP0588615A2 Battery protection circuits |
| 03/23/1994 | EP0588613A2 Battery protection circuits |
| 03/23/1994 | EP0588569A2 Power supply for electronic device, and electronic device system |
| 03/23/1994 | EP0587928A1 Battery charger |
| 03/23/1994 | EP0587722A1 Battery package having a communication window |
| 03/23/1994 | EP0587638A1 Process for preferably quickly recharging rechargeable batteries. |
| 03/23/1994 | CN2159628Y Multifunctional fast electric charger |
| 03/22/1994 | US5296997 System for protecting a battery |
| 03/22/1994 | US5296798 Method of regulating an excitation current of an inductor of a motor vehicle alternator |
| 03/22/1994 | US5296797 Pulse modulated battery charging system |
| 03/22/1994 | US5296788 System for controlling a motor driven switch |
| 03/22/1994 | US5296746 Extended range charging system for electrical vehicle |
| 03/22/1994 | US5296314 Contact terminal arrangement in a storage battery |
| 03/22/1994 | CA2014634C Cordless telephone system |
| 03/17/1994 | WO1994006185A1 Charging unit for cordless appliances |
| 03/17/1994 | CA2143338A1 Charging unit for cordless appliances |