| 2002042355 |
Ceased |
To create all stroke style motors into rotary style motors |
| 2016100485 |
Granted |
Method and device for driving rotor |
| 2008202440 |
Lapsed |
Dual-Motor Whole Body Vibration Machine with Tilt Mode |
| 1999060194 |
Ceased |
Magnetically powered conveyor system and method |
| 2001038982 |
Ceased |
A method and apparatus for ventilating electrical equipment on board a rail vehicle |
|
|
| 1995030529 |
Ceased |
Control system for reciprocating floor conveyor |
| 1992030338 |
Ceased |
Differential speed control of electric motors |
| 2001233945 |
Ceased |
Motor control for two motors |
| 2004101013 |
Ceased |
Linear Drive for swing motion used in shovels and draglines |
| 2008309200 |
Lapsed |
Downhole load sharing motor assembly |
| 2011247863 |
Granted |
Method and Apparatus for Controlling the Drive System for Mobile Equipment such as a Mobile Construction and/or Mining Machine |
| 2011272007 |
Granted |
Driving-force control apparatus for electric vehicle |
| 2013403750 |
Accepted |
Method and device for driving rotor |
| 2016303994 |
Filed |
Unmanned aerial vehicle |
| 1994053092 |
Ceased |
Control device for air conditioner |
| 1990053050 |
Ceased |
Spin/stall detector for an electrically propelled traction vehicle |
| 1990061288 |
Expired |
Electric propulsion system with adaptive overspeed limit for traction vehicles |
| 1990064820 |
Ceased |
Drive system for railway vehicle |
| 1997013647 |
Ceased |
Filter or catalytic-converter device |
| 1999047451 |
Lapsed |
Power supply and signal transmission system of a grasping claw for a grab box |