F02M 63/0043
Two-way valves
Official title: {Two-way valves}
F02M63/0043 (Two-way valves) appears on 112 US grants and 120 published applications in this corpus.
Search patents in F02M- Granted patents
- 112
- Published applications
- 120
- Assignees
- 54
- Inventors
- 274
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 2 |
| 2002 | 5 | 3 |
| 2003 | 1 | 6 |
| 2004 | 6 | 10 |
| 2005 | 6 | 13 |
| 2006 | 6 | 18 |
| 2007 | 17 | 5 |
| 2008 | 3 | 9 |
| 2009 | 8 | 12 |
| 2010 | 6 | 8 |
| 2011 | 4 | 2 |
| 2012 | 6 | 2 |
| 2013 | 6 | 7 |
| 2014 | 2 | 1 |
| 2015 | 1 | 3 |
| 2016 | 4 | 5 |
| 2017 | 1 | 2 |
| 2018 | 3 | 1 |
| 2019 | 5 | 2 |
| 2020 | 3 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 3 |
| 2023 | 1 | 0 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dual fuel system having dual fuel injector and engine operating method9 Dec 2025US 12,492,670 B2Caterpillar Inc.
- Fuel injector control system and method3 Dec 2024US 12,158,128 B1Caterpillar Inc.
- Fuel injection system21 May 2024US 11,988,179 B2Volvo Truck Corporation
- Dual fuel system having dual fuel injector and engine operating method14 Nov 2023US 11,815,054 B2Caterpillar Inc.
- Dual fuel system having dual fuel injector and engine operating method12 Jul 2022US 11,384,721 B1Caterpillar Inc.
- Dual fuel system having dual fuel injector and engine operating method12 Feb 2026US 2026/0043381 A1Caterpillar Inc.
- Dual fuel system having dual fuel injector and engine operating method12 Feb 2026US 2026/0043382 A1Caterpillar Inc.
- Fuel injector control system and method28 Nov 2024US 2024/0392738 A1Caterpillar Inc.
- Dual fuel system having dual fuel injector and engine operating method8 Feb 2024US 2024/0044308 A1Caterpillar Inc.
- A fuel injection system10 Nov 2022US 2022/0356859 A1Volvo Truck Corporation
Most cited
By later US patents
- Fuel injector system with feed-back control63US 5,722,373 A1998
- Method and apparatus for delivering two fuels to a direct injection internal combustion engine61US 7,373,931 B2Westport Power Inc. · 2008
- Piezoelectrically actuated fuel injection valve27US 6,168,133 ARobert Bosch GmbH · 2001
- High cycle solenoid valve26US 4,997,004 ABKM, Inc. · 1991
- Fuel injector with feedback control26US 6,837,221 B2Cummins Inc. · 2005