F02M 37/30
Characterised by heating means
Official title: characterised by heating means
F02M37/30 (Characterised by heating means) appears on 225 US grants and 172 published applications in this corpus.
Search patents in F02M- Granted patents
- 225
- Published applications
- 172
- Assignees
- 115
- Inventors
- 450
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 10 | 0 |
| 1985 | 13 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 4 |
| 2002 | 7 | 1 |
| 2003 | 3 | 8 |
| 2004 | 6 | 4 |
| 2005 | 3 | 12 |
| 2006 | 5 | 7 |
| 2007 | 5 | 5 |
| 2008 | 2 | 11 |
| 2009 | 3 | 6 |
| 2010 | 6 | 12 |
| 2011 | 6 | 5 |
| 2012 | 4 | 11 |
| 2013 | 7 | 7 |
| 2014 | 4 | 6 |
| 2015 | 6 | 6 |
| 2016 | 3 | 13 |
| 2017 | 10 | 18 |
| 2018 | 10 | 8 |
| 2019 | 8 | 14 |
| 2020 | 12 | 4 |
| 2021 | 5 | 0 |
| 2022 | 4 | 2 |
| 2023 | 1 | 3 |
| 2024 | 2 | 1 |
| 2025 | 2 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filter inline heater10 Jun 2025US 12,324,999 B2Shaw Development, LLC
- Vehicle with fuel densifier21 Jan 2025US 12,203,422 B2Delta Laboratories Holding B.V.
- Fuel heating apparatus and methods23 Jul 2024US 12,044,195 B2CT Energy Holdings, LLC
- Refiner device for refining of a liquid30 Apr 2024US 11,969,676 B2Cot-Clean Oil Technology AB
- Fuel heating apparatus and methods15 Aug 2023US 11,725,613 B2CT Energy Holdings, LLC
- Apparatus and method for controlling fuel filter heater of vehicle12 Mar 2026US 2026/0071600 A1Hyundai Motor Company
- Fuel filter apparatus and method thereof14 Aug 2025US 2025/0257705 A1DClimate, Inc.
- Vehicle with fuel densifier10 Apr 2025US 2025/0116237 A1Delta Laboratories Holding B.V.
- Glow plug with an exposed filament and an insert and mounting arrangement including the same20 Feb 2025US 2025/0060102 A1Robert Bosch Limitada
- Resiliently Expandable Heated Fuel Filter Cover12 Dec 2024US 2024/0410328 A1
Most cited
By later US patents
- Reversible filter element87US 5,645,718 AParker-Hannifin Corporation · 1997
- Fuel-water separator83US 4,497,714 AStant Inc. · 1985
- Fuel filter with dual flow80US 6,113,781 AParker-Hannifin Corporation · 2000
- Filter assembly77US 4,502,955 ARacor Industries, Inc. · 1985
- Self closing filter centerpost75US 5,846,417 AFleetguard, Inc. · 1998