Y10S 388/906
Proportional-integral system
Y10S388/906 (Proportional-integral system) appears on 59 US grants and 10 published applications in this corpus.
Search patents in Y10S- Granted patents
- 59
- Published applications
- 10
- Assignees
- 45
- Inventors
- 110
- Latest grant
- 13 Sep 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 2 | 3 |
| 2008 | 5 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Motor speed controller13 Sep 2011US 8,018,183 B2Foxnum Technology Co., Ltd.
- Motor controller, washing machine, and motor control method12 Oct 2010US 7,812,557 B2Kabushiki Kaisha Toshiba
- Smart phase lock loop4 Nov 2008US 7,446,498 B2Honeywell International Inc.
- Methods for controlling multiple actuators7 Oct 2008US 7,433,762 B2Halliburton Energy Services.Inc.
- Servo control system19 Aug 2008US 7,414,379 B2Cambridge Technology, Inc.
- Motor speed controller17 Jun 2010US 2010/0148713 A1Foxnum Technology Co., Ltd.
- Motor controller, washing machine, and motor control method4 Dec 2008US 2008/0297099 A1Kabushiki Kaisha Toshiba
- Smart phase lock loop27 Mar 2008US 2008/0074071 A1Honeywell International Inc.
- Motor speed estimation system and method using hybrid model reference adaptive system20 Sep 2007US 2007/0216337 A1Rockwell Automation Technologies, Inc.
- Motor control apparatus and vehicle steering apparatus using the same7 Jun 2007US 2007/0126392 A1Jtekt Corporation
Most cited
By later US patents
- Integrated diagnostics and control systems105US 6,326,758 B1Reliance Electric Technologies, LLC · 2001
- Intermittent low speed control for motor operated appliance81US 4,568,193 AJohn Zink Company · 1986
- Electric assist steering system having an improved motor current controller with gain scheduler67US 6,046,560 ATRW Inc. · 2000
- Adaptive control system39US 4,733,149 AKollmorgen Technologies Corporation · 1988
- PI or PID control loop with self-limiting integrator35US 5,384,526 AWangDAT, Inc. · 1995