F02F 7/0087
Ceramic materials
Official title: {Ceramic materials}
F02F7/0087 (Ceramic materials) appears on 266 US grants and 27 published applications in this corpus.
Search patents in F02F- Granted patents
- 266
- Published applications
- 27
- Assignees
- 105
- Inventors
- 343
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 25 | 0 |
| 1986 | 17 | 0 |
| 1987 | 30 | 0 |
| 1988 | 19 | 0 |
| 1989 | 20 | 0 |
| 1990 | 24 | 0 |
| 1991 | 10 | 0 |
| 1992 | 11 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 1 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 1 |
| 2002 | 5 | 3 |
| 2003 | 4 | 3 |
| 2004 | 3 | 5 |
| 2005 | 1 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 2 |
| 2020 | 1 | 3 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Self-charged four stroke one-cycle combustion cylinder for internal combustion engine29 Jul 2025US 12,372,016 B1
- Split cycle engine2 May 2023US 11,639,683 B2Dolphin N2 Limited
- Split cycle engine19 Jul 2022US 11,391,198 B2Dolphin N2 Limited
- Internal combustion engines, systems, devices, and methods for propulsion and power applications10 Aug 2021US 11,085,404 B2Gryphon Diesel Engines, LLC
- Split cycle engine3 Aug 2021US 11,078,829 B2Dolphin N2 Limited
- Split Cycle Engine6 Oct 2022US 2022/0316386 A1Dolphin N2 Limited
- Split Cycle Engine21 Oct 2021US 2021/0324787 A1Dolphin N2 Limited
- Internal Combustion Engines, Systems, Devices, and Methods for Propulsion and Power Applications8 Oct 2020US 2020/0318581 A1Gryphon Diesel Engines, LLC
- Plasma texturing and coating method for frictional and thermal management5 Mar 2020US 2020/0071845 A1
- Polymeric and metal cylinder head and method of making the same27 Feb 2020US 2020/0063690 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Internal combustion engine102US 4,805,571 AHumphrey Cycle Engine Partners, L.P. · 1989
- Zirconia ceramics and a method of producing the same87US 4,360,598 ANGK Insulators, Ltd. · 1982
- Internal combustion engine and composite parts formed from silicon carbide fiber-reinforced ceramic or glass matrices77US 4,341,826 AUnited Technologies Corporation · 1982
- Composite metallic and refractory article and method of manufacturing the article76US 4,404,262 AInternational Harvester Company · 1983
- Exhaust energy recovery and generator for use with an engine73US 4,694,654 AIsuzu Motors Limited · 1987