F02M 55/004
Joints
Official title: {Joints; Sealings}
F02M55/004 (Joints) appears on 504 US grants and 457 published applications in this corpus.
Search patents in F02M- Granted patents
- 504
- Published applications
- 457
- Assignees
- 182
- Inventors
- 988
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 14 | 0 |
| 1992 | 11 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 8 | 0 |
| 2000 | 17 | 0 |
| 2001 | 10 | 6 |
| 2002 | 23 | 18 |
| 2003 | 19 | 15 |
| 2004 | 15 | 25 |
| 2005 | 20 | 22 |
| 2006 | 16 | 22 |
| 2007 | 11 | 10 |
| 2008 | 16 | 15 |
| 2009 | 10 | 28 |
| 2010 | 4 | 16 |
| 2011 | 21 | 19 |
| 2012 | 16 | 25 |
| 2013 | 8 | 21 |
| 2014 | 18 | 20 |
| 2015 | 14 | 19 |
| 2016 | 18 | 24 |
| 2017 | 26 | 23 |
| 2018 | 15 | 25 |
| 2019 | 28 | 23 |
| 2020 | 16 | 22 |
| 2021 | 25 | 15 |
| 2022 | 12 | 8 |
| 2023 | 12 | 15 |
| 2024 | 8 | 4 |
| 2025 | 9 | 9 |
| 2026 | 5 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Metallic fluid tube6 Oct 2026US 12,753,865 B2HDT Veritas Hessen GmbH
- Prechamber assembly9 Jun 2026US 12,650,107 B2Innio Jenbacher GmbH & Co OG
- Fuel system having dual fuel quill connector and quill connector installation method26 May 2026US 12,637,994 B2Caterpillar Inc.
- Injector clamp with integrated fuel supply and return passages10 Mar 2026US 12,571,365 B1Caterpillar Inc.
- Fuel injector adapter3 Feb 2026US 12,540,594 B1Caterpillar Inc.
- Fuel injector having fuel plunger with energized sealing element and method24 Sep 2026US 2026/0286923 A1Caterpillar Inc.
- Injector for liquid or gaseous fuels and method for operating such an injector23 Jul 2026US 2026/0210320 A1
- Systems, apparatuses, and methods for assembling fuel system components11 Jun 2026US 2026/0160226 A1Cummins Inc.
- Multi-walled fuel system, method of operating multi-walled fuel system, and engine containing multi-walled fuel system23 Apr 2026US 2026/0110270 A1Cummins Inc.
- Fuel system having dual fuel quill connector and quill connector installation method26 Mar 2026US 2026/0085651 A1Caterpillar Inc.
Most cited
By later US patents
- Fuel injection device for internal combustion engines74US 5,038,738 ARobert Bosch GmbH · 1991
- Fuel injection device69US 5,520,151 ARobert Bosch GmbH · 1996
- Connection structure for branching connector in high-pressure fuel rail62US 5,120,084 AUsui Kokusai Sangyo Kaisha Limited · 1992
- Connection structure for branch pipe in high-pressure fuel rail57US 5,172,939 AUsui Kokusai Sangyo Kaisha Limited · 1992
- Self-attaching electromagnetic fuel injector53US 4,991,557 ASiemens-Bendix Automotive Electronics L. P. · 1991