G05B 2219/41203
Lead-phase compensation, lag-phase compensation servo
G05B2219/41203 (Lead-phase compensation, lag-phase compensation servo) appears on 16 US grants and 3 published applications in this corpus.
Search patents in G05B- Granted patents
- 16
- Published applications
- 3
- Assignees
- 15
- Inventors
- 24
- Latest grant
- 29 Mar 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Lead-lag filter arrangement for electro-pneumatic control loops29 Mar 2011US 7,917,233 B2Fisher Controls International LLC
- Positional indicia misplacement compensation24 Aug 2010US 7,782,003 B2Seagate Technology LLC
- Lead-lag input filter arrangement for electro-pneumatic control loops22 Sep 2009US 7,593,802 B2Fisher Controls International LLC
- Drive control apparatus26 May 1998US 5,757,149 ACanon Kabushiki Kaisha
- Industrial robot with servo3 Dec 1996US 5,581,166 ARobotics Research Corporation
- Lead-lag filter arrangement for electro-pneumatic control loops31 Dec 2009US 2009/0326682 A1Fisher Controls International LLC
- Lead-lag input filter arrangement for electro-pneumatic control loops12 Jul 2007US 2007/0162214 A1Fisher Controls International LLC
- Positional indicia misplacement compensation3 May 2007US 2007/0096678 A1Seagate Technology LLC
Most cited
By later US patents
- Industrial robot with servo175US 5,155,423 ARobotics Research Corporation · 1992
- Industrial robot with servo94US 5,581,166 ARobotics Research Corporation · 1996
- Industrial robot with servo87US 4,973,215 ARobotics Research Corporation · 1990
- Digital servo valve system67US 5,036,886 AOlson Controls, Inc. · 1991
- Drive control apparatus50US 5,757,149 ACanon Kabushiki Kaisha · 1998