F02M 2025/0845
Electromagnetic valves
Official title: {Electromagnetic valves}
F02M2025/0845 (Electromagnetic valves) appears on 322 US grants and 240 published applications in this corpus.
Search patents in F02M- Granted patents
- 322
- Published applications
- 240
- Assignees
- 112
- Inventors
- 574
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 11 | 0 |
| 1993 | 15 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 0 |
| 2002 | 7 | 14 |
| 2003 | 10 | 10 |
| 2004 | 12 | 15 |
| 2005 | 11 | 16 |
| 2006 | 16 | 7 |
| 2007 | 3 | 2 |
| 2008 | 6 | 3 |
| 2009 | 2 | 1 |
| 2010 | 3 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 5 |
| 2013 | 1 | 9 |
| 2014 | 6 | 8 |
| 2015 | 11 | 21 |
| 2016 | 11 | 21 |
| 2017 | 19 | 12 |
| 2018 | 14 | 15 |
| 2019 | 11 | 15 |
| 2020 | 16 | 16 |
| 2021 | 15 | 12 |
| 2022 | 16 | 17 |
| 2023 | 13 | 8 |
| 2024 | 5 | 3 |
| 2025 | 4 | 1 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Purge valve control method and control device of evaporated fuel processing device6 Oct 2026US 12,753,728 B2Nissan Motor Co., Ltd.
- Two-stage fuel tank isolation valve with integrated pressure relief15 Sep 2026US 12,736,018 B2Phinia Jersey Holdings LLC
- Two-stage fuel tank isolation valve with integrated in-line pressure relief16 Jun 2026US 12,655,816 B1Phinia Jersey Holdings LLC
- Methods and systems for fuel system including dual parallel fuel vapor canisters6 May 2025US 12,292,019 B1Ford Global Technologies, LLC
- Carbon canister with direct connect fuel tank isolation valve22 Apr 2025US 12,280,656 B2Stant USA Corp.
- Evaporative emission leak detection system and detection method for engines1 Oct 2026US 2026/0298181 A1Difite (Suzhou) Co., Ltd.
- Movable diaphragm bidirectional noise reduction cannister vent solenoid (cvs) valve27 Aug 2026US 2026/0251108 A1
- Purge valve control method and control device of evaporated fuel processing device16 Jul 2026US 2026/0201847 A1Nissan Motor Co., Ltd.
- Two-stage fuel tank isolation valve with integrated pressure relief18 Jun 2026US 2026/0168469 A1Phinia Jersey Holdings LLC
- Two-stage fuel tank isolation valve with integrated in-line pressure relief18 Jun 2026US 2026/0168470 A1Phinia Jersey Holdings LLC
Most cited
By later US patents
- On board refueling vapor recovery system101US 4,887,578 AColt Industries Inc. · 1989
- Diagnostic system for canister purge system85US 5,191,870 ASiemens Automotive Corporation · 1993
- Device for detecting malfunction of fuel evaporative purge system84US 4,949,695 AToyota Jidosha Kabushiki Kaisha · 1990
- Motor vehicle comprising an activated carbon filter and method for regenerating an activated carbon filter74US 7,146,969 B2DaimlerChrysler AG · 2006
- Abnormality detecting apparatus for use in fuel transpiration prevention systems73US 5,317,909 ANippondenso Co., Ltd. · 1994