| Patents for B60L 11 - Electric propulsion with power supplied within the vehicle (32,057) |
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| 04/23/1991 | CA1283472C Booster unit for diesel electric locomotive |
| 04/03/1991 | CN1050358A Energy recovery system for motor vehicle |
| 04/02/1991 | US5004061 Electrically powered motor vehicle |
| 03/27/1991 | EP0418995A1 Energy recovery system for motor vehicle |
| 03/27/1991 | CN2073829U Pedal, electric and electricity generating multipurpose bicycle |
| 03/22/1991 | CA2023549A1 Energy recovery system for motor vehicle |
| 03/20/1991 | CN2073382U Self-charging electric bicycle |
| 03/13/1991 | CN1049938A 电源装置 Power supply unit |
| 02/27/1991 | EP0414535A1 Gas turbine engine drive system |
| 02/27/1991 | CN2072034U Electric minibus |
| 02/27/1991 | CN2072033U Self-energy-supply device in electric driven vehicle |
| 02/26/1991 | CA2023768A1 Gas turbine engine drive system |
| 02/13/1991 | CN2071139U Electric vehicle shift changing device using electric motor right and invertion rotation |
| 02/06/1991 | EP0412051A1 Device for exchanging and loading of energy accumulators for transportation vehicles |
| 02/05/1991 | CA1279791C Load rate limiting means for a locomotive engine |
| 01/30/1991 | EP0410559A2 Power supply device |
| 01/23/1991 | CN2069811U Double-power driven four-wheels vehicle chassis and its transmission |
| 01/09/1991 | CN2068928U Electric driving device for bicycles |
| 01/09/1991 | CN1048361A Spin/stall detector for electrically propelled traction vehicle |
| 01/08/1991 | US4983903 Automatic battery exchanging system for automatic guided vehicles |
| 12/29/1990 | CA2012236A1 Spin/stall detector for an electrically propelled traction vehicle |
| 12/27/1990 | EP0403977A2 Vehicle for invalids |
| 12/19/1990 | CN2067663U Shaft type dc driver |
| 12/18/1990 | US4978899 Conveyance with electronic control for motors |
| 11/07/1990 | CN2065160U Direct-drive electric wheel and electric axle |
| 11/01/1990 | WO1990012744A1 Power transferring arrangement |
| 10/31/1990 | EP0394481A1 Gas turbine generator |
| 10/30/1990 | US4966080 Free transfer machine with independent motorized carriages |
| 10/29/1990 | WO1990013454A1 Self-synchronous electric machine with controlled flow |
| 10/29/1990 | CA2054704A1 Controlled flux self-synchronous electrical machine |
| 10/27/1990 | CA2011291A1 Power transferring arrangement |
| 10/24/1990 | CN1010164B Induction motor control apparatus and method |
| 10/24/1990 | CN1010163B Composite control apparatus of induction motors |
| 10/09/1990 | US4962462 Hybrid power source system |
| 10/04/1990 | DE4005059A1 Betaetigungsmechanismus fuer einen ein-aus-schalter Betaetigungsmechanismus for an on-off switch |
| 10/02/1990 | US4961151 Fuel cell/battery control system |
| 10/02/1990 | US4961042 Device for controlling AC motor |
| 09/27/1990 | DE3909861A1 Battery-powered low-floor urban bus |
| 09/12/1990 | EP0386812A2 Electrical traction equipment, in particular for vehicles for public transport |
| 09/04/1990 | US4953646 Electronic drive propulsion device for motor vehicles |
| 08/28/1990 | US4951769 Motor vehicle driving system |
| 08/16/1990 | DE3903062A1 Vehicle for transporting passengers by road, by rail, on water or in the air |
| 08/09/1990 | WO1990008996A2 Method and apparatus for dc motor speed control |
| 08/09/1990 | WO1990008891A1 Method and device for controlling an energy conversion system |
| 08/09/1990 | DE3902339A1 Data capturing arrangement for a battery-operated vehicle |
| 07/31/1990 | US4944357 Power transferring arrangement |
| 07/11/1990 | CN2059135U Electric bicycle with measuring motor vibration absorber |
| 06/27/1990 | CN1043283A Electromagnetic booster for non-motor driven vehicles |
| 06/05/1990 | US4931947 Fuel cell/battery hybrid system having battery charge-level control |
| 05/22/1990 | US4928227 Method for controlling a motor vehicle powertrain |
| 05/14/1990 | EP0318530A4 An apparatus for interactively accelerating an electric drive vehicle. |
| 05/10/1990 | DE3830766A1 Battery-operated electric vehicle |
| 05/08/1990 | US4923025 Hybrid electric/ice vehicle drive system |
| 04/25/1990 | CN2056397U Bicycle driven by electric power |
| 04/24/1990 | US4920475 Integrated traction inverter and battery charger apparatus |
| 03/29/1990 | DE3832840A1 Transport system with battery-operated vehicles |
| 03/28/1990 | CN2055109U Electric bicycle driven by front wheel |
| 03/28/1990 | CN2055108U Minisize electric bicycle |
| 03/20/1990 | CA1266833A1 Two pedal, three-way control for child's riding toy |
| 03/13/1990 | US4908553 Magnetic regenerative braking system |
| 03/07/1990 | CN2053997U Mini electric car |
| 03/06/1990 | US4906906 Conveyance with electronic control for left and right motors |
| 03/05/1990 | WO1990004883A1 Gas turbine generator |
| 02/21/1990 | CN2053167U Electric controller for electric bicycle |
| 02/21/1990 | CN2053166U Electric car |
| 02/15/1990 | DE3827519A1 Drive arrangement |
| 02/13/1990 | US4900944 Booster unit for diesel electric locomotive |
| 02/08/1990 | DE3826097A1 Method for controlling the direction and speed of electrically driven wheelchairs, and an arrangement for carrying out the method |
| 01/31/1990 | EP0352323A1 Electric braking and auxiliary acceleration apparatus for automotive vehicles |
| 01/24/1990 | CN2051589U 电动自行车 Electric Bicycle |
| 01/17/1990 | EP0350615A2 Self-propelled, electricity generating, hybrid tractor for airport services, for checking the on-board aircraft equipment and for starting-up the aircraft engines |
| 01/17/1990 | CN2051186U Charger for electric bike |
| 01/17/1990 | CN2051185U Battery cart |
| 01/04/1990 | DE3822264A1 Snow-clearing machine |
| 12/20/1989 | CN2049611U Mini portable low-speed folding electric-tricycle |
| 12/13/1989 | EP0345785A2 Variable keyed power distribution and control system for motorized wheelchair |
| 12/06/1989 | EP0345123A1 Electrically powered motor vehicle |
| 11/30/1989 | DE3817936A1 Verfahren zur feldschwaechung von reihenschlussmaschinen in elektrisch betriebenen fahrzeugen Method for feldschwaechung series of statements machines in electrically operated vehicles |
| 11/28/1989 | US4883724 Control unit of fuel cell generating system |
| 11/16/1989 | DE3809387A1 Motor vehicle drive |
| 11/09/1989 | DE3814474A1 Combined energy generation, storage and drive system |
| 11/08/1989 | CN2047235U Coaxial electric boost bicycle |
| 11/01/1989 | CN2046845U Healthy travelling car capable of regenerating energy |
| 11/01/1989 | CN2046830U Electric bicycle refited from common bicycle |
| 11/01/1989 | CN2046829U Large-scale electromobile |
| 10/25/1989 | CN2046483U Bicycle electric boosting device |
| 10/25/1989 | CN2046456U Electronic battery cell for motorcycle |
| 10/18/1989 | EP0337038A1 Traction and transmission device for shopping trolleys, luggage trolleys or maintenance trolleys |
| 10/11/1989 | CN2045707U Streamline simplified structure electric bicycle |
| 10/11/1989 | CN2045706U Dual-purpose storage battery car with damping device |
| 10/11/1989 | CN2045705U Car by battery and manpower driven |
| 10/11/1989 | CN1036174A Electric-driven motorcar |
| 10/04/1989 | CN1035987A Wheel driving (braking) motor of electric (driven) vehicles |
| 09/27/1989 | EP0334474A2 Control apparatus for a fuel cell generating system |
| 09/27/1989 | CN2044945U Linear motor electric flatcar |
| 09/26/1989 | CA1261277A1 All terrain vehicle with dynamic braking |
| 09/20/1989 | CN1005230B Solid d.c. motor controller |
| 09/13/1989 | CN2044223U 自动车 Automatic car |
| 09/06/1989 | CN2043935U Electric wheel boss driving bicycle |
| 08/23/1989 | EP0328546A1 Conveyance with electronic control for motors |