F02M 21/0239
Pressure or flow regulators therefor
Official title: {Pressure or flow regulators therefor}
F02M21/0239 (Pressure or flow regulators therefor) appears on 483 US grants and 397 published applications in this corpus.
Search patents in F02M- Granted patents
- 483
- Published applications
- 397
- Assignees
- 231
- Inventors
- 907
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 11 | 0 |
| 1985 | 20 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 1 | 0 |
| 1989 | 13 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 9 | 0 |
| 1993 | 4 | 0 |
| 1994 | 10 | 0 |
| 1995 | 10 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 0 |
| 2002 | 3 | 11 |
| 2003 | 11 | 9 |
| 2004 | 9 | 12 |
| 2005 | 9 | 9 |
| 2006 | 7 | 8 |
| 2007 | 12 | 6 |
| 2008 | 7 | 12 |
| 2009 | 7 | 26 |
| 2010 | 10 | 12 |
| 2011 | 10 | 12 |
| 2012 | 10 | 6 |
| 2013 | 9 | 15 |
| 2014 | 9 | 21 |
| 2015 | 16 | 20 |
| 2016 | 14 | 23 |
| 2017 | 14 | 18 |
| 2018 | 16 | 21 |
| 2019 | 13 | 27 |
| 2020 | 19 | 16 |
| 2021 | 14 | 9 |
| 2022 | 10 | 13 |
| 2023 | 21 | 25 |
| 2024 | 21 | 19 |
| 2025 | 15 | 28 |
| 2026 | 12 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vented methane gas mitigation system with failure detection6 Oct 2026US 12,753,731 B1Caterpillar Inc.
- Systems and method for vehicle thermal management28 Jul 2026US 12,692,812 B2
- Internal combustion engine system, movable body, and method of supplying fuel to fuel consumption apparatus21 Jul 2026US 12,687,140 B2Kawasaki Motors, Ltd.
- Mechanical renewable green energy production7 Jul 2026US 12,674,503 B2Phos Global Energy Solutions, Inc.
- Systems and methods for venting a pressurized fluid used as a fuel in an engine23 Jun 2026US 12,662,971 B2Caterpillar Inc.
- Hydrogen Supply System for an Internal Combustion Engine8 Oct 2026US 2026/0309107 A1Robert Bosch GmbH
- Fuel supply system, and vehicle1 Oct 2026US 2026/0298160 A1Isuzu Motors Limited
- Method for operating a tank unit, and tank unit for storing a gaseous fuel24 Sep 2026US 2026/0286918 A1Robert Bosch GmbH
- Flow control method, system and apparatus24 Sep 2026US 2026/0286919 A1G. W. Lisk Company, Inc.
- Valve set for conducting and conditioning a gaseous fuel10 Sep 2026US 2026/0266244 A1Liebherr-Components Deggendorf GmbH
Most cited
By later US patents
- LNG delivery system for gas powered vehicles117US 5,127,230 AMinnesota Valley Engineering, Inc. · 1992
- Control module for natural gas fuel supply for a vehicle90US 6,041,762 AImpco Technologies, Inc. · 2000
- Fuel system for a vehicle77US 9,694,671 B2Oshkosh Corporation · 2017
- Internal combustion engine dual fuel system73US 4,335,697 A1982
- Flow control system71US 5,150,690 AOrtech Corporation · 1992