G05B 2219/42011
Pi regulator for speed loop
Official title: PI regulator for speed loop
G05B2219/42011 (Pi regulator for speed loop) appears on 7 US grants and 4 published applications in this corpus.
Search patents in G05B- Granted patents
- 7
- Published applications
- 4
- Assignees
- 6
- Inventors
- 13
- Latest grant
- 27 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Control apparatus of machine tool including spindle axis and feed axis27 Dec 2022US 11,534,880 B2Fanuc Corporation
- Position controller of motor29 May 2007US 7,224,141 B2Sanyo Denki Co., Ltd.
- AC servo drive without current sensor6 Mar 2007US 7,187,152 B1Delta Electronic, Inc.
- Position controller of feed shaft14 Feb 2006US 6,998,810 B2Okuma Corporation
- Slider mechanism and method of driving the same4 Jun 2002US 6,400,117 B2Agency of Industrial Science & Technology, Ministry of International Trade & Industry
- Control apparatus of machine tool including spindle axis and feed axis8 Oct 2020US 2020/0316743 A1Fanuc Corporation
- Position controller of motor29 Jun 2006US 2006/0138990 A1Sanyo Denki Co., Ltd.
- Position controller of feed shaft10 Mar 2005US 2005/0052149 A1Okuma Corporation
- Slider mechanism and method of driving the same29 Nov 2001US 2001/0045811 A1Agency of Industrial Science & Technology, Ministry of International Trade & Industry
Most cited
By later US patents
- AC servo drive without current sensor11US 7,187,152 B1Delta Electronic, Inc. · 2007
- Control mode changing over method for servo control system9US 5,986,422 AFanuc Corporation · 1999
- Position controller of motor9US 7,224,141 B2Sanyo Denki Co., Ltd. · 2007
- Position controller for an electric motor8US 5,652,491 AMitsubishi Denki Kabushiki Kaisha · 1997
- Position controller of feed shaft6US 6,998,810 B2Okuma Corporation · 2006