F01C 11/004
And of complementary function
Official title: {and of complementary function, e.g. internal combustion engine with supercharger}
F01C11/004 (And of complementary function) appears on 217 US grants and 140 published applications in this corpus.
Search patents in F01C- Granted patents
- 217
- Published applications
- 140
- Assignees
- 72
- Inventors
- 317
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 10 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 12 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 3 |
| 2002 | 7 | 4 |
| 2003 | 11 | 7 |
| 2004 | 2 | 3 |
| 2005 | 5 | 8 |
| 2006 | 4 | 15 |
| 2007 | 3 | 12 |
| 2008 | 6 | 10 |
| 2009 | 5 | 14 |
| 2010 | 10 | 18 |
| 2011 | 11 | 5 |
| 2012 | 10 | 3 |
| 2013 | 2 | 0 |
| 2014 | 6 | 8 |
| 2015 | 3 | 3 |
| 2016 | 5 | 3 |
| 2017 | 5 | 7 |
| 2018 | 4 | 0 |
| 2019 | 2 | 3 |
| 2020 | 4 | 2 |
| 2021 | 3 | 1 |
| 2022 | 2 | 2 |
| 2023 | 1 | 3 |
| 2024 | 3 | 2 |
| 2025 | 2 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- System and method of hydrogen fuel injection14 Jan 2025US 12,196,162 B1Astron Aerospace LLC
- Rotary engine, parts thereof, and methods10 Dec 2024US 12,163,461 B2Astron Aerospace LLC
- Rotary airlock combustion engine3 Sep 2024US 12,078,098 B2
- Gas-cycle system for heating or cooling26 Mar 2024US 11,939,870 B2
- Rotor-stator assembly for a rotary engine, compressor or pump, a rotary engine and a lifting unit and device25 Jun 2026US 2026/0176971 A1
- Rotary engine, parts thereof, and methods18 Dec 2025US 2025/0382912 A1Astron Aerospace LLC
- Rotary engine, parts thereof, and methods5 Jun 2025US 2025/0179956 A1Astron Aerospace LLC
- Rotary airlock combustion engine22 May 2025US 2025/0163845 A1
- Rotary engine, parts thereof, and methods17 Oct 2024US 2024/0344480 A1Astron Aerospace LLC
Most cited
By later US patents
- Method and apparatus for transferring heat energy from engine housing to expansion fluid employed in continuous combustion, pinned vane type, integrated rotary compressor-expander engine system67US 5,522,356 ASpread Spectrum · 1996
- Quasi-isothermal brayton cycle engine55US 6,886,326 B2The Texas A&M University System · 2005
- Constant pressure heating vane rotary engine52US 3,989,011 A1976
- Quasi-isothermal Brayton Cycle engine41US 6,530,211 B22003
- Radial vane rotary engine38US 5,540,199 A1996