F02M 63/0049
Combined valve units
Official title: {Combined valve units, e.g. for controlling pumping chamber and injection valve}
F02M63/0049 (Combined valve units) appears on 78 US grants and 56 published applications in this corpus.
Search patents in F02M- Granted patents
- 78
- Published applications
- 56
- Assignees
- 26
- Inventors
- 119
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 9 |
| 2003 | 8 | 5 |
| 2004 | 4 | 6 |
| 2005 | 4 | 5 |
| 2006 | 4 | 8 |
| 2007 | 5 | 0 |
| 2008 | 1 | 3 |
| 2009 | 2 | 3 |
| 2010 | 3 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 2 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Multi-function fuel injector valve in dual fuel system and fuel system operating method13 May 2025US 12,297,795 B1Caterpillar Inc.
- Fuel injector drive system16 Jan 2024US 11,873,776 B1Caterpillar Inc.
- Fuel injector for engine13 Jul 2021US 11,060,492 B2Hyundai Motor Company
- Injecting apparatus and method of using an injecting apparatus28 Jan 2020US 10,544,766 B2Rklab AG
- Control device for high-pressure pump25 Jun 2019US 10,330,064 B2Denso Corporation
- Fuel injector drive system8 Feb 2024US 2024/0044298 A1Caterpillar Inc.
- Fuel injection valve6 May 2021US 2021/0131392 A1Denso Corporation
- Fuel injection valve6 May 2021US 2021/0131393 A1Denso Corporation
- Injecting apparatus and method of using an injecting apparatus21 May 2020US 2020/0158062 A1Rklab AG
- Fuel injector for engine21 May 2020US 2020/0158066 A1Hyundai Motor Company
Most cited
By later US patents
- High speed fuel injector106US 5,460,329 A1995
- Hydraulically-actuated fuel injector with direct control needle valve77US 5,697,342 ACaterpillar Inc. · 1997
- Hydraulically-actuated fluid injector having pre-injection pressurizable fluid storage chamber and direct-operated check76US 5,463,996 ACaterpillar Inc. · 1995
- Hydraulically-actuated fuel injector with direct control needle valve61US 5,669,355 ACaterpillar Inc. · 1997
- Hydraulically-actuated fuel injector with direct control needle valve61US 5,687,693 ACaterpillar Inc. · 1997