F01M 11/067
Inverted
Official title: {inverted, e.g. for inverted flight}
F01M11/067 (Inverted) appears on 51 US grants and 45 published applications in this corpus.
Search patents in F01M- Granted patents
- 51
- Published applications
- 45
- Assignees
- 26
- Inventors
- 83
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 3 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 4 |
| 2011 | 2 | 4 |
| 2012 | 4 | 2 |
| 2013 | 3 | 1 |
| 2014 | 2 | 6 |
| 2015 | 4 | 0 |
| 2016 | 2 | 6 |
| 2017 | 0 | 0 |
| 2018 | 2 | 2 |
| 2019 | 3 | 1 |
| 2020 | 2 | 5 |
| 2021 | 1 | 0 |
| 2022 | 4 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oil tank for a turbomachine with a lower compartment having an oil outlet duct that is negative-G-compatible15 Sep 2026US 12,735,996 B2Safran Aero Boosters SA
- Oil feed management system23 Sep 2025US 12,421,879 B1Pratt & Whitney Canada Corp.
- Engine oil starvation preventer11 Mar 2025US 12,247,503 B2
- Seal oil systems2 Apr 2024US 11,946,383 B2Rtx Corporation
- Lubrication system for aerial vehicles19 Sep 2023US 11,761,350 B2Ge Aviation Czech S.R.O.
- Oil tank for a turbomachine with a lower compartment having an oil outlet duct that is negative-g-compatible20 Aug 2026US 2026/0243173 A1Safran Aero Boosters SA
- Internal combustion engine arranged with the crankshaft at the top and corresponding control method20 Nov 2025US 2025/0354505 A1
- Engine oil starvation preventer9 Nov 2023US 2023/0358152 A1
- Seal oil systems13 Oct 2022US 2022/0325633 A1Raytheon Technologies Corporation
- Lubrication system for aerial vehicles6 Oct 2022US 2022/0316360 A1Ge Aviation Czech S.R.O.
Most cited
By later US patents
- Windmill and zero gravity lubrication system for a gas turbine engine65US 8,230,974 B2United Technologies Corporation · 2012
- Uninterruptible oil supply system51US 6,463,819 B1Pratt & Whitney Canada Corp. · 2002
- Lubrication system with extended emergency operability50US 8,020,665 B2United Technologies Corporation · 2011
- Aerobatic aircraft30US 6,367,738 B12002
- Inverted internal combustion engine configuration28US 6,446,592 B1Seneca Technology, Ltd. · 2002