H02P 8/16
Reducing energy dissipated or supplied
H02P8/16 (Reducing energy dissipated or supplied) appears on 88 US grants and 58 published applications in this corpus.
Search patents in H02P- Granted patents
- 88
- Published applications
- 58
- Assignees
- 73
- Inventors
- 177
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 3 | 2 |
| 2006 | 2 | 1 |
| 2007 | 0 | 3 |
| 2008 | 1 | 2 |
| 2009 | 2 | 0 |
| 2010 | 2 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 3 |
| 2013 | 3 | 3 |
| 2014 | 1 | 2 |
| 2015 | 4 | 4 |
| 2016 | 3 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 5 |
| 2019 | 3 | 4 |
| 2020 | 3 | 6 |
| 2021 | 4 | 5 |
| 2022 | 6 | 1 |
| 2023 | 4 | 1 |
| 2024 | 3 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Stepping motor control device, movement, watch, and stepping motor control method24 Feb 2026US 12,562,661 B2Seiko Watch Kabushiki Kaisha
- Electric motor control system25 Mar 2025US 12,261,565 B2Analog Devices International Unlimited Company
- Method and circuit arrangement for controlling a stepper motor24 Dec 2024US 12,176,841 B2Analog Devices International Unlimited Company
- Peak current regulation for stepper motors2 Apr 2024US 11,949,364 B2Texas Instruments Incorporated
- Watch motor control circuit, electronic watch, and watch motor control method20 Feb 2024US 11,906,934 B2Seiko Epson Corporation
- Laboratory apparatus having a movable element and a drive device13 Aug 2026US 2026/0238146 A1Hans Heidolph GmbH
- Power supply method for a stepper motor and drive device for operating the latter16 Jul 2026US 2026/0205038 A1Carel Industries S.P.A.
- Motor control device19 Jun 2025US 2025/0202388 A1Canon Kabushiki Kaisha
- Electric Motor Control System12 Jun 2025US 2025/0192701 A1Analog Devices International Unlimited Company
- Electric Motor Control System21 Nov 2024US 2024/0388229 A1Analog Devices International Unlimited Company
Most cited
By later US patents
- Low power stepper motor drive system and method73US 4,851,755 AAmpex Corporation · 1989
- Stepping motor control device57US 4,751,445 ACanon Kabushiki Kaisha · 1988
- System for controlling stepping motor for dividing a single step of the motor into plural sections and applying voltages whose levels are determined in accordance with the sections56US 5,841,261 ACanon Kabushiki Kaisha · 1998
- Stepping motor control system and recording apparatus using the same38US 5,625,269 ACanon Kabushiki Kaisha · 1997
- Stepping motor driving apparatus29US 4,024,447 AComputer Transceiver Systems, Inc. · 1977