F01C 1/07
Having crankshaft-and-connecting-rod type drive
Official title: having crankshaft-and-connecting-rod type drive
F01C1/07 (Having crankshaft-and-connecting-rod type drive) appears on 60 US grants and 31 published applications in this corpus.
Search patents in F01C- Granted patents
- 60
- Published applications
- 31
- Assignees
- 14
- Inventors
- 65
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 0 | 1 |
| 2010 | 3 | 4 |
| 2011 | 0 | 2 |
| 2012 | 2 | 3 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 2 | 0 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Three-cycle (stroke) rotary radial vane piston internal combustion engine23 Sep 2025US 12,421,852 B1
- Integrated internal continuous combustion rotary engine27 May 2025US 12,312,960 B1
- Internal continuous combustion rotary engine3 Dec 2024US 12,158,101 B1
- Gas-powered internal combustion engine22 Oct 2024US 12,123,340 B1
- Air-fuel system for a circulating piston engine8 Aug 2023US 11,719,187 B2WB Development Company, LLC
- Air-fuel system for a circulating piston engine15 Sep 2022US 2022/0290629 A1WB Development Company, LLC
- Cylinder structure of rotary piston internal combustion engine4 Nov 2021US 2021/0340901 A1Jiangxi University of Science and Technology
- Air-fuel system for a circulating piston engine7 May 2020US 2020/0141350 A1WB Development Company, LLC
- Rotary Piston Engine with Solid Particle Fuel Capability21 Nov 2019US 2019/0353036 A1
- Rotary vane hydraulic element11 Jul 2019US 2019/0211818 A1
Most cited
By later US patents
- Rotary engine with variable compression ratio39US 5,433,179 A1995
- High-power rotary engine with varaiable compression ratio37US 5,622,149 A1997
- Electrical charging system for an electric powered vehicle28US 5,323,737 A1994
- Rotary engine or pump construction20US 4,068,985 A1978
- Internal combustion engine and method19US 6,739,307 B22004