H02P 6/30
Arrangements for controlling the direction of rotation
Official title: Arrangements for controlling the direction of rotation (H02P6/22 takes precedence)
H02P6/30 (Arrangements for controlling the direction of rotation) appears on 175 US grants and 176 published applications in this corpus.
Search patents in H02P- Granted patents
- 175
- Published applications
- 176
- Assignees
- 129
- Inventors
- 394
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 3 | 5 |
| 2004 | 2 | 2 |
| 2005 | 1 | 0 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 3 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 6 |
| 2013 | 3 | 3 |
| 2014 | 4 | 8 |
| 2015 | 8 | 5 |
| 2016 | 1 | 32 |
| 2017 | 10 | 11 |
| 2018 | 14 | 14 |
| 2019 | 12 | 9 |
| 2020 | 12 | 12 |
| 2021 | 12 | 14 |
| 2022 | 10 | 10 |
| 2023 | 9 | 11 |
| 2024 | 11 | 12 |
| 2025 | 17 | 11 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Maximum power tool startup torque6 Oct 2026US 12,752,413 B2Milwaukee Electric Tool Corporation
- Phase angle detection system, control device, and phase angle detection method12 May 2026US 12,627,245 B2Toshiba Mitsubishi-Electric Industrial Systems Corporation
- Systems and methods for a resolver and motor control with enhanced speed and direction monitoring23 Dec 2025US 12,504,734 B2Parker-Hannifin Corporation
- Reciprocating mechanism for driving synchronous belt through forward and reverse rotation of motor11 Nov 2025US 12,467,519 B2Dong Guan Hanjing Electronic Technology Co., Ltd
- Electric machine system4 Nov 2025US 12,463,566 B2
- Motor driver having motor rotational direction feedback mechanism and motor driving method thereof16 Jul 2026US 2026/0205037 A1Anpec Electronics Corporation
- Motor steering changer and digital control motor having the motor steering changer18 Jun 2026US 2026/0171937 A1Yen Shen Electric Ind. Co., Ltd.
- Motor Control Apparatus and Motor Control Method15 Jan 2026US 2026/0019014 A1Hitachi Astemo, Ltd.
- Battery-powered stand-alone motor unit4 Dec 2025US 2025/0373123 A1Milwaukee Electric Tool Corporation
- Systems and methods for providing motor control for a crossing gate mechanism4 Dec 2025US 2025/0373181 A1Siemens Mobility GmbH
Most cited
By later US patents
- Method and adaptor for connecting a powered surgical instrument to a medical console1,196US 5,903,117 AXomed Surgical Products, Inc. · 1999
- Electronic control circuit for bi-directional motion114US 4,544,869 AUnisen, Inc. · 1985
- Direct current brushless motor84US 5,179,307 AThe United States of America as represented by the Secretary of the Air Force · 1993
- Digital adaptive sensorless commutational drive controller for a brushless DC motor76US 7,239,098 B2Halliburton Energy Services.Inc. · 2007
- Start-up procedure for a brushless, sensorless motor75US 5,343,127 ASGS-Thomson Microelectronics S.A. · 1994