F01L 1/0532
The cams being directly in contact with the driven valve
Official title: {the cams being directly in contact with the driven valve}
F01L1/0532 (The cams being directly in contact with the driven valve) appears on 225 US grants and 137 published applications in this corpus.
Search patents in F01L- Granted patents
- 225
- Published applications
- 137
- Assignees
- 86
- Inventors
- 424
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 7 | 0 |
| 1987 | 12 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 14 | 5 |
| 2002 | 6 | 6 |
| 2003 | 6 | 5 |
| 2004 | 8 | 5 |
| 2005 | 4 | 8 |
| 2006 | 4 | 2 |
| 2007 | 1 | 2 |
| 2008 | 3 | 4 |
| 2009 | 2 | 13 |
| 2010 | 5 | 7 |
| 2011 | 5 | 4 |
| 2012 | 3 | 5 |
| 2013 | 4 | 9 |
| 2014 | 10 | 6 |
| 2015 | 5 | 6 |
| 2016 | 6 | 10 |
| 2017 | 8 | 12 |
| 2018 | 10 | 5 |
| 2019 | 9 | 7 |
| 2020 | 7 | 8 |
| 2021 | 6 | 2 |
| 2022 | 3 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- No lash dual stem I.C.E. valve7 Oct 2025US 12,435,650 B2
- Valve for an overhead cam engine and an overhead cam engine assembly27 May 2025US 12,312,982 B1
- Internal combustion engine12 Nov 2024US 12,140,091 B2Honda Motor Co., Ltd.
- Compression release mechanism and internal combustion engine including the same28 Feb 2023US 11,591,939 B2Yamaha Hatsudoki Kabushiki Kaisha
- Systems and methods for cam profile switch (CPS) assembly22 Nov 2022US 11,506,090 B1Ford Global Technologies, LLC
- No Lash Dual Stem I.C.E. valve30 Jan 2025US 2025/0035016 A1
- Internal combustion engine23 May 2024US 2024/0167430 A1Honda Motor Co., Ltd.
- Three Valve Cylinder Head Assembly9 May 2024US 2024/0151165 A1
- Gas exchange in internal combustion engines for increased efficiency29 Jun 2023US 2023/0203981 A1
- Compression release mechanism and internal combustion engine including the same25 Aug 2022US 2022/0268184 A1Yamaha Hatsudoki Kabushiki Kaisha
Most cited
By later US patents
- Marine hulls and drives97US 7,984,684 B22011
- Variable compression ratio engine74US 5,682,854 AKomatsu Ltd. · 1997
- Variable valve timing system for induction control of an internal combustion engine48US 4,357,917 ANissan Motor Co., Ltd. · 1982
- Cylinder head for variable valve timing45US 6,076,492 AYamaha Hatsudoki Kabushiki Kaisha · 2000
- Blow-by gas recirculating apparatus38US 4,721,090 AHonda Giken Kogyo Kabushiki Kaisha · 1988