G05B 2219/37312
Derive speed from motor current
G05B2219/37312 (Derive speed from motor current) appears on 7 US grants and 8 published applications in this corpus.
Search patents in G05B- Granted patents
- 7
- Published applications
- 8
- Assignees
- 9
- Inventors
- 20
- Latest grant
- 1 Feb 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 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 | 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 | 2 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Actuators for use with an external controller1 Feb 2022US 11,236,807 B2Power Engineering & Mfg., Inc.
- Control apparatus of an electric motor3 Mar 2020US 10,579,038 B2Panasonic Intellectual Property Management Co., Ltd.
- Control apparatus of an electric motor5 Feb 2019US 10,197,986 B2Panasonic Intellectual Property Management Co., Ltd.
- Control apparatus of an electric motor26 Jun 2018US 10,007,249 B2Panasonic Intellectual Property Management Co., Ltd.
- Braking torque closed-loop control system and method for switch reluctance motor16 Jan 2018US 9,871,476 B2China University of Mining and Technology
- Adaptive filter for motor speed measurement system3 Jun 2021US 2021/0165013 A1Hamilton Sundstrand Corporation
- Actuators for use with an external controller3 Dec 2020US 2020/0378482 A1Power Engineering & Mfg., Inc.
- Control apparatus of an electric motor16 May 2019US 2019/0146453 A1Panasonic Intellectual Property Management Co., Ltd.
- Control parameter adjustment method used in electric motor control device and electric motor control device using said control parameter adjustment method27 Sep 2018US 2018/0275628 A1Panasonic Intellectual Property Management Co., Ltd.
- Controlling Operation of Dishwasher Motor26 Oct 2017US 2017/0303766 A1General Electric Company
Most cited
By later US patents
- Multiaxis digital robot control having a backup velocity monitor and protection system31US 4,807,153 AUnimation, Inc. · 1989
- Multiaxis robot control having improved energy monitoring system for protecting robots against joint motor overload21US 4,864,206 AWestinghouse Electric Corp. · 1989
- Control apparatus of an electric motor1US 10,007,249 B2Panasonic Intellectual Property Management Co., Ltd. · 2018
- Control apparatus of an electric motor1US 10,197,986 B2Panasonic Intellectual Property Management Co., Ltd. · 2019
- Control apparatus of an electric motor1US 10,579,038 B2Panasonic Intellectual Property Management Co., Ltd. · 2020