F02M 26/18
Thermal insulation or heat protection
F02M26/18 (Thermal insulation or heat protection) appears on 45 US grants and 31 published applications in this corpus.
Search patents in F02M- Granted patents
- 45
- Published applications
- 31
- Assignees
- 43
- Inventors
- 120
- Latest grant
- 15 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 4 |
| 2003 | 2 | 1 |
| 2004 | 3 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 3 | 2 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 4 |
| 2022 | 4 | 1 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Engine exhaust gas recirculation system15 Nov 2022US 11,499,509 B2Mazda Motor Corporation
- Mechanically attached thermal protection system28 Jun 2022US 11,370,524 B2The Boeing Company
- Cooling device for a flow sensor in an exhaust gas recirculation line26 Apr 2022US 11,313,329 B2Faurecia Systemes D'Echappement
- EGR system19 Apr 2022US 11,306,689 B2Aisan Kogyo Kabushiki Kaisha
- EGR system7 Dec 2021US 11,193,456 B1Aisan Kogyo Kabushiki Kaisha
- Engine’s efficiency by heat preservation, and engines employing this invent26 Oct 2023US 2023/0340905 A1
- Engine exhaust gas recirculation system28 Apr 2022US 2022/0128019 A1Mazda Motor Corporation
- Egr system2 Dec 2021US 2021/0372352 A1Aisan Kogyo Kabushiki Kaisha
- Egr system9 Sep 2021US 2021/0277850 A1Aisan Kogyo Kabushiki Kaisha
- Cooling device for a flow sensor in an exhaust gas recirculation line10 Jun 2021US 2021/0172404 A1Faurecia Systemes D'Echappement
Most cited
By later US patents
- Exhausted gas recycle device47US 5,207,714 AAisin Seiki Kabushiki Kaisha · 1993
- Apparatus for gas recirculation in an internal combustion engine34US 6,530,366 B2Filterwerk Mann & Hummel GmbH · 2003
- Exhaust gas recirculation system of internal combustion engine32US 5,970,960 ANissan Motor Co., Ltd. · 1999
- Connector for exhaust gas recirculation tube27US 5,425,347 ABundy Corporation · 1995
- Intake manifold with integrated exhaust gas recirculation system25US 6,422,221 B1Filterwerk Mann & Hummel GmbH · 2002