F02M 21/0233
Details of actuators therefor
Official title: {Details of actuators therefor}
F02M21/0233 (Details of actuators therefor) appears on 118 US grants and 100 published applications in this corpus.
Search patents in F02M- Granted patents
- 118
- Published applications
- 100
- Assignees
- 82
- Inventors
- 250
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 9 |
| 2003 | 7 | 6 |
| 2004 | 5 | 6 |
| 2005 | 5 | 5 |
| 2006 | 6 | 2 |
| 2007 | 4 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 2 |
| 2010 | 0 | 3 |
| 2011 | 2 | 4 |
| 2012 | 3 | 2 |
| 2013 | 2 | 4 |
| 2014 | 4 | 4 |
| 2015 | 1 | 11 |
| 2016 | 4 | 3 |
| 2017 | 3 | 6 |
| 2018 | 5 | 5 |
| 2019 | 6 | 3 |
| 2020 | 1 | 3 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 6 | 5 |
| 2024 | 2 | 6 |
| 2025 | 3 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen engine10 Feb 2026US 12,546,248 B2Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Device for the controllable metering of hydrogen and method for the production thereof2 Dec 2025US 12,486,820 B2Vitesco Technologies GmbH
- Integrated throttle—fuel mixer18 Nov 2025US 12,473,866 B2Generac Power Systems, Inc.
- Quick start fuel system for gaseous fuel internal combustion engine and method7 Jan 2025US 12,188,421 B2Caterpillar Inc.
- Highly accurate continuous-flow vaporized fuel supply for large dynamic power ranges5 Nov 2024US 12,134,999 B2EControls, LLC
- Fuel system that prevents vapor lock in powertrains converted to run on a volatile alternative fuel20 Aug 2026US 2026/0243218 A1ICOM North America LLC
- Integrated throttle - fuel mixer18 Jun 2026US 2026/0168448 A1Generac Power Systems, Inc.
- Gaseous Fuel Mixing Block25 Sep 2025US 2025/0297588 A1Hydrogen Energy Systems, LLC
- Hydrogen engine14 Aug 2025US 2025/0257684 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Highly Accurate Continuous-Flow Vaporized Fuel Supply for Large Dynamic Power Ranges13 Feb 2025US 2025/0052214 A1EControls, LLC
Most cited
By later US patents
- Flow control system71US 5,150,690 AOrtech Corporation · 1992
- Fuel control mechanism and associated method of use65US 6,938,634 B2Robertshaw Controls Company · 2005
- Fuel control system for a gaseous fuel internal combustion engine with improved fuel metering and mixing means55US 5,692,478 AHitachi America, Ltd., Research and Development Division · 1997
- Control system for supplying a gas flow to a gas consumption40US 5,388,607 ADeltec Fuel Systems B.V. · 1995
- Instant-on vented tank valve with manual override and method of operation thereof36US 6,202,688 B1GFI Control Systems, Inc. · 2001