H02P 8/38
The fault being step-out
Official title: the fault being step-out
H02P8/38 (The fault being step-out) appears on 124 US grants and 131 published applications in this corpus.
Search patents in H02P- Granted patents
- 124
- Published applications
- 131
- Assignees
- 84
- Inventors
- 229
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 3 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 2 | 7 |
| 2007 | 3 | 1 |
| 2008 | 3 | 0 |
| 2009 | 3 | 7 |
| 2010 | 0 | 9 |
| 2011 | 1 | 9 |
| 2012 | 5 | 2 |
| 2013 | 7 | 11 |
| 2014 | 7 | 14 |
| 2015 | 7 | 5 |
| 2016 | 11 | 5 |
| 2017 | 7 | 8 |
| 2018 | 2 | 6 |
| 2019 | 12 | 11 |
| 2020 | 8 | 7 |
| 2021 | 4 | 2 |
| 2022 | 5 | 3 |
| 2023 | 4 | 5 |
| 2024 | 3 | 5 |
| 2025 | 4 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Motor drive control device, motor unit, and motor drive control method15 Sep 2026US 12,738,869 B2MINEBEA MITSUMI Inc.
- Stepper motor stall detection10 Feb 2026US 12,549,117 B2Analog Devices International Unlimited Company
- Motor control device, motor control method, and a non-transitory storage medium storing a motor control program for a motor control device4 Nov 2025US 12,463,567 B2MINEBEA MITSUMI Inc.
- Systems and methods for monitoring orbital shaker health12 Aug 2025US 12,383,878 B1SomaLogic Operating Co., Inc.
- Methods and apparatus to detect a stall of a stepper motor27 May 2025US 12,316,266 B2Texas Instruments Incorporated
- Motor control system24 Sep 2026US 2026/0291414 A1Kabushiki Kaisha Toshiba
- Drive control system9 Jul 2026US 2026/0196953 A1Shimadzu Corporation
- Motor control device12 Feb 2026US 2026/0045893 A1Advics Co., Ltd.
- Motor control device19 Jun 2025US 2025/0202388 A1Canon Kabushiki Kaisha
- Image forming apparatus12 Jun 2025US 2025/0192702 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Systems and methods of electric motor control930US 6,586,898 B2Magnon Engineering, Inc. · 2003
- Occlusion detection using pulse-width modulation and medical device incorporating same123US 8,603,027 B2Medtronic MiniMed, Inc. · 2013
- Dynamic pulse-width modulation motor control and medical device incorporating same120US 8,603,026 B2Medtronic MiniMed, Inc. · 2013
- Recording apparatus96US 5,334,920 ACanon Kabushiki Kaisha · 1994
- System and method for detection and control of circulating currents in a motor88US 5,825,597 AGeneral Electric Company · 1998