Y10S 388/902
Compensation
Y10S388/902 (Compensation) appears on 173 US grants and 4 published applications in this corpus.
Search patents in Y10S- Granted patents
- 173
- Published applications
- 4
- Assignees
- 105
- Inventors
- 284
- Latest grant
- 12 Aug 2008
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 12 | 0 |
| 1978 | 12 | 0 |
| 1979 | 9 | 0 |
| 1980 | 13 | 0 |
| 1981 | 13 | 0 |
| 1982 | 10 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 8 | 0 |
| 1986 | 20 | 0 |
| 1987 | 12 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Brushless DC motor driver circuit capable of reducing vibration or shock noise and method thereof12 Aug 2008US 7,412,156 B2Feeling Technology Corp.
- Systems, apparatus, and methods for motor control20 Dec 2005US 6,977,477 B2Seagate Technology LLC
- Torque ripple and noise reduction by avoiding mechanical resonance for a brushless DC machine22 Feb 2005US 6,859,001 B2General Electric Company
- Compensation for variable voltage1 Jul 2003US 6,586,904 B2Switched Reluctance Drives Limited
- Method for the control of motor driven adjustment devices in motor vehicles1 May 2001US 6,225,770 B1Brose Fahrzeugteile GmbH & Co. KG
- Brushless dc motor driver circuit capable of reducing vibration or shock noise and method thereof8 May 2008US 2008/0107407 A1Feeling Technology Corp.
- Torque ripple and noise reduction by avoiding mechanical resonance for a brushless dc machine27 Jan 2005US 2005/0017661 A1General Electric Company
- Compensation for variable voltage12 Sep 2002US 2002/0125852 A1Switched Reluctance Drives Limited
- Systems, apparatus, and methods for motor control30 May 2002US 2002/0063545 A1Seagate Technology LLC
Most cited
By later US patents
- Speed control system for small medical motors993US 4,494,057 AKabushiki Kaisha Morita Seisakusho · 1985
- Method and apparatus for controlling an electric motor with compensation or torque ripple81US 5,469,215 AOkuma Corporation · 1995
- Apparatus and related method to compensate for torque ripple in a permanent magnet electric motor71US 5,223,775 AEML Research, Inc. · 1993
- Microprocessor based motor control61US 4,628,233 ABlack & Decker Inc. · 1986
- Electric motor controller59US 4,622,500 AThe Machlett Laboratories, Inc. · 1986