F02M 21/0254
Electric actuators
Official title: {Electric actuators, e.g. solenoid or piezoelectric}
F02M21/0254 (Electric actuators) appears on 189 US grants and 175 published applications in this corpus.
Search patents in F02M- Granted patents
- 189
- Published applications
- 175
- Assignees
- 104
- Inventors
- 388
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 6 |
| 2002 | 9 | 3 |
| 2003 | 8 | 3 |
| 2004 | 5 | 6 |
| 2005 | 0 | 7 |
| 2006 | 6 | 6 |
| 2007 | 5 | 8 |
| 2008 | 3 | 5 |
| 2009 | 3 | 6 |
| 2010 | 4 | 5 |
| 2011 | 5 | 6 |
| 2012 | 4 | 6 |
| 2013 | 4 | 8 |
| 2014 | 6 | 11 |
| 2015 | 5 | 10 |
| 2016 | 10 | 6 |
| 2017 | 8 | 7 |
| 2018 | 9 | 6 |
| 2019 | 7 | 5 |
| 2020 | 2 | 6 |
| 2021 | 3 | 3 |
| 2022 | 7 | 5 |
| 2023 | 6 | 5 |
| 2024 | 3 | 10 |
| 2025 | 10 | 12 |
| 2026 | 2 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel injector28 Jul 2026US 12,692,827 B2Phinia Delphi Luxembourg Sarl
- Gas injector with damping device, in particular for short strokes7 Apr 2026US 12,595,776 B2Robert Bosch GmbH
- Gas injector comprising a vacuum-controlled second sealing seat23 Dec 2025US 12,503,989 B2Robert Bosch GmbH
- Fuel injection system for hydrogen gas11 Nov 2025US 12,467,423 B2Phinia Delphi Luxembourg Sarl
- Gas injector having reduced wear4 Nov 2025US 12,460,604 B2Robert Bosch GmbH
- Gas fuel injection valve17 Sep 2026US 2026/0275943 A1Denso Corporation
- Gas fuel injection valve and fuel injection system17 Sep 2026US 2026/0275944 A1Denso Corporation
- Fuel injector for direct injection of gaseous fuel30 Jul 2026US 2026/0218673 A1Phinia Delphi Luxembourg Sarl
- Gas valve for an internal combustion engine23 Jul 2026US 2026/0210284 A1
- Injector for gaseous or liquid fuel23 Jul 2026US 2026/0210317 A1Robert Bosch GmbH
Most cited
By later US patents
- Internal combustion engines76US 5,531,199 AUnited Fuels Limited · 1996
- Measuring valve for dosing liquids or gases64US 4,725,002 ARobert Bosch GmbH · 1988
- Electrically actuated gaseous fuel timing and metering device64US 5,035,360 AThe University of Toronto Innovations Foundation · 1991
- Metering valve for metering a fluid62US 5,697,554 ARobert Bosch GmbH · 1997
- Valve for dosing liquids or gases56US 4,750,706 ARobert Bosch GmbH · 1988