F02F 11/007
Involving rotary applications
Official title: {involving rotary applications}
F02F11/007 (Involving rotary applications) appears on 47 US grants and 31 published applications in this corpus.
Search patents in F02F- Granted patents
- 47
- Published applications
- 31
- Assignees
- 35
- Inventors
- 83
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 3 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 3 |
| 2016 | 2 | 1 |
| 2017 | 3 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 3 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 3 | 4 |
| 2024 | 2 | 3 |
| 2025 | 4 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Combined sealing piece, volumetric machine and wide fuel engine18 Nov 2025US 12,473,872 B2
- Rotary engine with seal having elastomeric member and shield23 Sep 2025US 12,421,912 B2Pratt & Whitney Canada Corp.
- Rotary combustion engine block sealing18 Mar 2025US 12,252,990 B2
- Rotary engine with seal having elastomeric and metallic members14 Jan 2025US 12,196,154 B2Pratt & Whitney Canada Corp.
- Rotary engine shim design for floating side plates22 Oct 2024US 12,123,370 B2Pratt & Whitney Canada Corp.
- Combined Sealing Piece, Volumetric Machine and Wide Fuel Engine19 Jun 2025US 2025/0198363 A1
- Rotary engine with seal having elastomeric and metallic members5 Dec 2024US 2024/0401545 A1Pratt & Whitney Canada Corp.
- Rotary engine with seal having elastomeric member and shield26 Sep 2024US 2024/0318611 A1Pratt & Whitney Canada Corp.
- Rotary engine shim design for floating side plates12 Sep 2024US 2024/0301839 A1Pratt & Whitney Canada Corp.
- Assembly Structure of Hybrid Transmission28 Dec 2023US 2023/0415560 A1Hyundai Transys Inc.
Most cited
By later US patents
- Method for the manufacture of a shaft seal23US 5,462,287 ADichtungstechnik G. Bruss GmbH & Co. KG · 1995
- Crankcase housing cover with sealing means19US 4,484,751 AGoetze AG · 1984
- RTV-less gasket assembly17US 5,222,745 AJMK International, Inc. · 1993
- Hybrid cycle rotary engine16US 7,909,013 B2LiquidPiston, Inc. · 2011
- Hybrid cycle rotary engine14US 8,365,699 B2LiquidPiston, Inc. · 2013