F01C 1/40
Having the movement defined in group f01c1/08 or f01c1/22 and having a
Official title: having the movement defined in group F01C1/08 or F01C1/22 and having a hinged member
F01C1/40 (Having the movement defined in group f01c1/08 or f01c1/22 and having a) appears on 201 US grants and 130 published applications in this corpus.
Search patents in F01C- Granted patents
- 201
- Published applications
- 130
- Assignees
- 54
- Inventors
- 243
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 6 |
| 2003 | 8 | 7 |
| 2004 | 7 | 2 |
| 2005 | 3 | 5 |
| 2006 | 3 | 9 |
| 2007 | 4 | 5 |
| 2008 | 5 | 7 |
| 2009 | 3 | 7 |
| 2010 | 7 | 9 |
| 2011 | 3 | 9 |
| 2012 | 4 | 5 |
| 2013 | 5 | 8 |
| 2014 | 7 | 9 |
| 2015 | 5 | 8 |
| 2016 | 8 | 8 |
| 2017 | 4 | 1 |
| 2018 | 7 | 1 |
| 2019 | 5 | 4 |
| 2020 | 2 | 5 |
| 2021 | 4 | 4 |
| 2022 | 6 | 4 |
| 2023 | 2 | 2 |
| 2024 | 2 | 0 |
| 2025 | 1 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Positive displacement rotary machine10 Feb 2026US 12,546,221 B2Tocircle Industries AS
- Rotary pump or motor with improved intake, exhaust, vane and bearingless sleeve features7 Oct 2025US 12,435,717 B2
- Rotating heating chamber apparatus and method of use thereof23 Jul 2024US 12,044,128 B2
- Rotary machine with hub driven transmission articulating a four bar linkage12 Mar 2024US 11,927,128 B2Lumenium LLC
- Rotary engine with recirculating arc roller power transfer15 Aug 2023US 11,725,515 B2Lumenium LLC
- Rotary Vane Internal Combustion Engine17 Sep 2026US 2026/0275869 A1
- Rotary pump or motor with improved intake, exhaust, vane and bearingless sleeve features4 Dec 2025US 2025/0369440 A1
- Positive displacement rotary machine18 Sep 2025US 2025/0290420 A1Tocircle Industries AS
- Internal combustion engine21 Aug 2025US 2025/0264023 A1
- Rotary pump or motor with improved intake, exhaust, vane and bearingless sleeve features16 Mar 2023US 2023/0083167 A1
Most cited
By later US patents
- Enhanced method of closed vessel combustion79US 6,283,087 B12001
- Quasiturbine zero vibration-continuous combustion rotary engine compressor or pump48US 6,164,263 A2000
- Closed passage type equi-pressure combustion rotary engine46US 4,657,009 A1987
- Rotary energy converter with respiring chambers40US 4,106,472 A1978
- Flexible vane rotary engine35US 6,659,065 B12003