F01B 2009/061
By cams
Official title: {by cams}
F01B2009/061 (By cams) appears on 74 US grants and 48 published applications in this corpus.
Search patents in F01B- Granted patents
- 74
- Published applications
- 48
- Assignees
- 23
- Inventors
- 107
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 4 |
| 2005 | 2 | 1 |
| 2006 | 3 | 2 |
| 2007 | 0 | 3 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 2 | 3 |
| 2012 | 2 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 3 |
| 2015 | 0 | 4 |
| 2016 | 2 | 5 |
| 2017 | 3 | 0 |
| 2018 | 1 | 2 |
| 2019 | 2 | 5 |
| 2020 | 1 | 4 |
| 2021 | 3 | 2 |
| 2022 | 3 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Radial cam engine23 Jun 2026US 12,662,941 B2
- System for the reversible transformation of a reciprocating motion in a rotary motion28 May 2024US 11,994,030 B2Ibs Motortech Italia Srl
- Piston cam drive28 Nov 2023US 11,828,180 B2
- System for the reversible transformation of a reciprocating motion in a rotary motion11 Oct 2022US 11,466,569 B2Ibs Motortech Italia Srl
- System and method for rotational combustion engine30 Aug 2022US 11,428,150 B2
- A radial cam engine16 Oct 2025US 2025/0320819 A1
- System for the reversible transformation of a reciprocating motion in a rotary motion23 Feb 2023US 2023/0059790 A1Ibs Motortech Italia Srl
- Zhou engine and power-cam mechanism14 Oct 2021US 2021/0317780 A1
- Piston Cam Drive30 Sep 2021US 2021/0301661 A1
- System and Method for Rotational Combustion Engine3 Sep 2020US 2020/0277890 A1
Most cited
By later US patents