F02F 2001/249
With flame plate
Official title: {with flame plate, e.g. insert in the cylinder head used as a thermal insulation between cylinder head and combustion chamber}
F02F2001/249 (With flame plate) appears on 54 US grants and 33 published applications in this corpus.
Search patents in F02F- Granted patents
- 54
- Published applications
- 33
- Assignees
- 39
- Inventors
- 127
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 3 |
| 2015 | 0 | 3 |
| 2016 | 1 | 3 |
| 2017 | 2 | 4 |
| 2018 | 3 | 3 |
| 2019 | 6 | 1 |
| 2020 | 5 | 4 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Internal combustion engine25 Nov 2025US 12,480,457 B2
- Internal combustion engine23 Sep 2025US 12,421,875 B2
- Internal combustion engine18 Feb 2025US 12,228,091 B1
- Cylinder head for an internal combustion engine10 Sep 2024US 12,085,037 B2Innio Jenbacher GmbH & Co OG
- Cylinder bore wall thermal insulator, internal combustion engine, and automobile19 Jan 2021US 10,895,219 B2Nichias Corporation
- Internal combustion engine8 Jan 2026US 2026/0009346 A1
- Internal combustion engine15 May 2025US 2025/0154885 A1
- Internal combustion engine15 May 2025US 2025/0154921 A1
- Cylinder head for an internal combustion engine23 Nov 2023US 2023/0374951 A1Innio Jenbacher GmbH & Co OG
- Two-Cycle Diesel Engine Configured for Operation with High Temperature Combustion Chamber Surfaces17 Sep 2020US 2020/0291844 A1DeltaHawk Engines, Inc.
Most cited
By later US patents
- Combined fire ring and carbon scraping insert24US 4,474,147 AMack Trucks, Inc. · 1984
- Individual cylinder head19US 4,106,444 AMotoren- und Turbinen-Union Friedrichshafen GmbH · 1978
- Firing deck insert for internal combustion engines18US 4,112,906 ASpencer Heads, Inc. · 1978
- Direct injection-type diesel engines16US 4,953,528 AMitsubishi Jidosha Kogya Kabushiki Kaisha · 1990
- Combustion face insert16US 5,954,038 ACummins Engine Company, Inc. · 1999