Y10S 388/924
Centrifugal device
Official title: Centrifugal device, e.g. governor
Y10S388/924 (Centrifugal device) appears on 18 US grants and 6 published applications in this corpus.
Search patents in Y10S- Granted patents
- 18
- Published applications
- 6
- Assignees
- 15
- Inventors
- 35
- Latest grant
- 27 Dec 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Electrical machine and method of controlling the same27 Dec 2011US 8,084,970 B2Regal Beloit EPC Inc.
- Control device for three-phase brushless motor27 Jul 2010US 7,764,030 B2Mitsubishi Electric Corporation
- Electrical machine and method of controlling the same7 Apr 2009US 7,514,887 B2A. O. Smith Corporation
- Belt driven centrifugal separator with multi-stage, belt deterioration alerting display13 May 2008US 7,372,219 B2Hitachi Koki Co., Ltd.
- Low voltage start up circuit for brushless DC motors25 May 2004US 6,741,049 B2Melexis NV Miroelectronics Integrated Systems
- Electrical machine and method of controlling the same25 Jun 2009US 2009/0160384 A1Regal Beloit EPC Inc.
- Control device for three-phase brushless motor1 Jan 2009US 2009/0001912 A1Mitsubishi Electric Corporation
- Belt driven centrifugal separator with multi-stage, belt deterioration alerting display5 Apr 2007US 2007/0075667 A1Hitachi Koki Co., Ltd.
- Electrical machine and method of controlling the same21 Dec 2006US 2006/0284581 A1A. O. Smith Corporation
- Low voltage start up circuit for brushless dc motors29 Apr 2004US 2004/0080289 A1Melexis NV
Most cited
By later US patents
- Control system for a permanent magnet motor36US 5,953,491 AAlliedSignal Inc. · 1999
- Torque ripple reduction using back-emf feedback32US 5,777,449 ASGS-Thomson Microelectronics S.A. · 1998
- Coding of maximum operating speed on centrifuge rotors and detection thereof24US 5,221,250 ABeckman Instruments, Inc. · 1993
- Motor starting switch23US 4,296,366 AEmerson Electric Co. · 1981
- Method of protecting rotating machine14US 5,160,876 A1992