F02M 21/0296
Manufacturing or assembly
Official title: {Manufacturing or assembly; Materials, e.g. coatings}
F02M21/0296 (Manufacturing or assembly) appears on 76 US grants and 76 published applications in this corpus.
Search patents in F02M- Granted patents
- 76
- Published applications
- 76
- Assignees
- 60
- Inventors
- 173
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 0 | 1 |
| 2003 | 3 | 4 |
| 2004 | 2 | 3 |
| 2005 | 3 | 4 |
| 2006 | 3 | 1 |
| 2007 | 1 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 4 |
| 2011 | 2 | 5 |
| 2012 | 3 | 2 |
| 2013 | 3 | 5 |
| 2014 | 4 | 2 |
| 2015 | 3 | 5 |
| 2016 | 1 | 1 |
| 2017 | 4 | 5 |
| 2018 | 4 | 4 |
| 2019 | 3 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 6 | 9 |
| 2024 | 6 | 4 |
| 2025 | 2 | 1 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Supplemental fuel system for compression-ignition engine30 Dec 2025US 12,510,043 B2American CNG, LLC
- Gas mixer29 Apr 2025US 12,286,946 B2Caterpillar Energy Solutions GmbH
- Supplemental fuel system for compression-ignition engine15 Oct 2024US 12,116,959 B2American CNG, LLC
- Supplemental fuel system for compression-ignition engine2 Jul 2024US 12,025,081 B2American CNG, LLC
- Supplemental fuel system for compression-ignition engine28 May 2024US 11,994,091 B2American CNG, LLC
- Hydrogen application with collector unit30 Jul 2026US 2026/0218672 A1Anglo Belgian Corporation NV
- Injector for liquid or gaseous fuels and method for operating such an injector23 Jul 2026US 2026/0210320 A1
- Injector for injecting gas7 May 2026US 2026/0126020 A1Liebherr-Components Deggendorf GmbH
- Fuel system for engine2 Apr 2026US 2026/0092584 A1American CNG, LLC
- Supplemental fuel system for compression-ignition engine9 Jan 2025US 2025/0012241 A1American CNG, LLC
Most cited
By later US patents
- Multifuel storage, metering and ignition system92US 7,628,137 B12009
- High pressure gaseous fuel supply system for an internal combustion engine and a method of sealing connections between components to prevent leakage of a high pressure gaseous fuel47US 7,308,889 B2Westport Power Inc. · 2007
- Fuel supply system for internal combustion engines40US 5,829,418 AHonda Giken Kogyo Kabushiki Kaisha · 1998
- Gaseous fuel injector with thermally stable solenoid coil37US 6,173,915 B1Siemens Automotive Corporation · 2001
- Fuel supply system for an internal combustion engine36US 5,305,714 ANippon Soken, Inc. · 1994