H02P 1/18
For starting an individual dc motor
Official title: for starting an individual DC motor
H02P1/18 (For starting an individual dc motor) appears on 176 US grants and 165 published applications in this corpus.
Search patents in H02P- Granted patents
- 176
- Published applications
- 165
- Assignees
- 155
- Inventors
- 465
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 2 |
| 2002 | 2 | 3 |
| 2003 | 4 | 4 |
| 2004 | 3 | 7 |
| 2005 | 3 | 4 |
| 2006 | 4 | 5 |
| 2007 | 6 | 4 |
| 2008 | 5 | 10 |
| 2009 | 5 | 6 |
| 2010 | 6 | 11 |
| 2011 | 4 | 9 |
| 2012 | 5 | 5 |
| 2013 | 8 | 12 |
| 2014 | 8 | 8 |
| 2015 | 9 | 7 |
| 2016 | 5 | 9 |
| 2017 | 6 | 5 |
| 2018 | 7 | 12 |
| 2019 | 8 | 10 |
| 2020 | 8 | 6 |
| 2021 | 5 | 5 |
| 2022 | 5 | 2 |
| 2023 | 2 | 3 |
| 2024 | 4 | 7 |
| 2025 | 2 | 5 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Startup control circuit, power tool, and startup control method thereof23 Jun 2026US 12,665,528 B2Greenworks (Jiangsu) Co., Ltd.
- Regulation device16 Jun 2026US 12,658,827 B2Selpro Srl
- Control circuit and method for DC motors14 Apr 2026US 12,603,588 B2Intex Marketing Ltd.
- Electronic device comprising drive motor27 Jan 2026US 12,537,418 B2Samsung Electronics Co., Ltd.
- Easy hole start operation for drilling power tools15 Jul 2025US 12,362,686 B2Milwaukee Electric Tool Corporation
- Control circuit and method for dc motors6 Aug 2026US 2026/0230009 A1Intex Marketing Ltd.
- Multiple pulse initialization of a bldc motor encoder6 Aug 2026US 2026/0230011 A1Robert Bosch GmbH
- Electric work machine2 Apr 2026US 2026/0090493 A1Makita Corporation
- Operating strategy for limiting the power consumption of a brushless motor for electrically driven passenger-car air-spring compressors through mode switching5 Mar 2026US 2026/0063120 A1Zf Cv Systems Europe BV
- Electronic device comprising flexible display and method for operating same9 Oct 2025US 2025/0317505 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- DC fan speed control1,219US 4,856,078 AZenith Electronics Corporation · 1989
- Electrical hand tool machine with soft-start664US 6,882,127 B2Hilti Aktiengesellschaft · 2005
- Variable speed DC motor controller apparatus particularly adapted for control of portable-power tools228US 5,014,793 AMeasurement Specialties, Inc. · 1991
- Control circuit for five-phase brushless DC motor143US 5,744,921 ASiemens Electric Limited · 1998
- Method of automatically controlling a motorized window treatment while minimizing occupant distractions105US 8,288,981 B2Lutron Electronics Co., Inc. · 2012