H02P 23/24
Controlling the direction
Official title: Controlling the direction, e.g. clockwise or counterclockwise
H02P23/24 (Controlling the direction) appears on 152 US grants and 93 published applications in this corpus.
Search patents in H02P- Granted patents
- 152
- Published applications
- 93
- Assignees
- 121
- Inventors
- 309
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 3 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 3 |
| 2013 | 1 | 8 |
| 2014 | 6 | 5 |
| 2015 | 6 | 5 |
| 2016 | 8 | 3 |
| 2017 | 6 | 3 |
| 2018 | 3 | 3 |
| 2019 | 1 | 3 |
| 2020 | 6 | 3 |
| 2021 | 4 | 18 |
| 2022 | 6 | 7 |
| 2023 | 8 | 6 |
| 2024 | 13 | 5 |
| 2025 | 6 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mode selection of a power tool1 Sep 2026US 12,722,271 B2Milwaukee Electric Tool Corporation
- Method for operating a drive unit of a vehicle operable by muscle power and/or motor power18 Aug 2026US 12,709,353 B2Robert Bosch GmbH
- Method of estimating and compensating interference torque of lifting system14 Apr 2026US 12,600,597 B2Delta Electronics, Inc.
- Forward and reverse rotation control device26 Aug 2025US 12,401,306 B2Schneider Electric (China) Co., Ltd.
- Motor control device13 May 2025US 12,301,141 B2Advics Co., Ltd.
- Real-time parameter based obstacle detection1 Oct 2026US 2026/0297988 A1GM Global Technology Operations LLC
- Peak-to-peak ratio based obstacle detection1 Oct 2026US 2026/0302988 A1GM Global Technology Operations LLC
- Powering and controlling an electric brushless motor in a power tool with a dual mode motor control13 Aug 2026US 2026/0238084 A1Robbox Inc.
- Phase sequence indicator circuit12 Mar 2026US 2026/0072067 A1Leviton Manufacturing Co., Inc.
- Fastening tool29 Jan 2026US 2026/0031748 A1Makita Corporation
Most cited
By later US patents
- Speed control circuit for an electric power tool96US 4,412,158 ABlack & Decker Inc. · 1983
- Method for setting parameters of electronically-commutated motor for use as permanent-split capacitor motor83US 9,270,221 B2Zhongshan Broad-Ocean Motor Co., Ltd. · 2016
- Limit control apparatus79US 4,097,786 AE-Systems, Inc. · 1978
- Start control arrangement for split phase induction motor71US 4,409,532 AGeneral Electric Company · 1983
- Electronic motor controls, laundry machines including such controls and/or methods of operating such controls63US 4,857,814 AFisher & Paykel Limited · 1989