F02M 51/0642
The armature having a valve attached thereto
Official title: {the armature having a valve attached thereto}
F02M51/0642 (The armature having a valve attached thereto) appears on 242 US grants and 147 published applications in this corpus.
Search patents in F02M- Granted patents
- 242
- Published applications
- 147
- Assignees
- 92
- Inventors
- 425
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 8 | 0 |
| 1984 | 10 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 5 | 0 |
| 1991 | 11 | 0 |
| 1992 | 5 | 0 |
| 1993 | 13 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 2 | 4 |
| 2004 | 1 | 7 |
| 2005 | 6 | 6 |
| 2006 | 2 | 4 |
| 2007 | 6 | 12 |
| 2008 | 3 | 4 |
| 2009 | 4 | 7 |
| 2010 | 6 | 6 |
| 2011 | 7 | 5 |
| 2012 | 2 | 7 |
| 2013 | 5 | 2 |
| 2014 | 4 | 0 |
| 2015 | 3 | 6 |
| 2016 | 7 | 12 |
| 2017 | 5 | 13 |
| 2018 | 5 | 10 |
| 2019 | 15 | 17 |
| 2020 | 10 | 6 |
| 2021 | 10 | 7 |
| 2022 | 7 | 3 |
| 2023 | 3 | 3 |
| 2024 | 3 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method of hydrogen fuel injection14 Jan 2025US 12,196,162 B1Astron Aerospace LLC
- Rotary engine, parts thereof, and methods10 Dec 2024US 12,163,461 B2Astron Aerospace LLC
- Liquid ammonia phase-change cooling type hybrid power thermal management system5 Nov 2024US 12,134,980 B2Harbin Engineering University
- Systems and methods for fuel injector control9 Jan 2024US 11,867,142 B2Transportation IP Holdings, LLC
- Arrangement15 Aug 2023US 11,725,618 B2Woodward L'Orange GmbH
- Method for determining a flow rate of fluid in a vehicle engine system12 Feb 2026US 2026/0043369 A1Vitesco Technologies GmbH
- Rotary engine, parts thereof, and methods5 Jun 2025US 2025/0179956 A1Astron Aerospace LLC
- Solenoid device and solenoid valve of fuel injection device1 Aug 2024US 2024/0254954 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Liquid ammonia phase-change cooling type hybrid power thermal management system25 May 2023US 2023/0160330 A1Harbin Engineering University
- Rotary engine, parts thereof, and methods23 Mar 2023US 2023/0092617 A1Astron Aerospace LLC
Most cited
By later US patents
- Fuel oil injector with a floating ball as its valve unit75US 5,054,691 AIndustrial Technology Research Institute · 1991
- Electromagnetic fuel injector74US 4,483,485 AAisan Kogyo kabuskiki Kaisha · 1984
- Electromagnetically operated valve66US 6,045,116 ARobert Bosch GmbH · 2000
- Electrically actuated gaseous fuel timing and metering device64US 5,035,360 AThe University of Toronto Innovations Foundation · 1991
- Fuel injection valve58US 6,039,271 ARobert Bosch GmbH · 2000