F01L 1/265
Peculiar to machines or engines with three or more intake valves per
Official title: {peculiar to machines or engines with three or more intake valves per cylinder}
F01L1/265 (Peculiar to machines or engines with three or more intake valves per) appears on 134 US grants and 11 published applications in this corpus.
Search patents in F01L- Granted patents
- 134
- Published applications
- 11
- Assignees
- 32
- Inventors
- 128
- Latest grant
- 11 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 11 | 0 |
| 1987 | 10 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 9 | 0 |
| 1992 | 14 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 10 | 0 |
| 1997 | 11 | 0 |
| 1998 | 14 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 2 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Valvetrain with variable valve actuation11 Jun 2024US 12,006,850 B2Eaton Intelligent Power Limited
- System and method for rotational combustion engine30 Aug 2022US 11,428,150 B2
- Valvetrain with variable valve actuation17 May 2022US 11,333,049 B2Eaton Intelligent Power Limited
- Valve-actuating device for varying the valve lift10 Nov 2020US 10,830,159 B2AVL List GmbH
- Hybrid valve train system20 Oct 2020US 10,808,579 B2Cummins Inc.
- Valvetrain with variable valve actuation25 Aug 2022US 2022/0268182 A1Eaton Intelligent Power Limited
- System and Method for Rotational Combustion Engine3 Sep 2020US 2020/0277890 A1
- Hybrid valve train system20 Feb 2020US 2020/0056514 A1Cummins Inc.
- Valvetrain with variable valve actuation28 Feb 2019US 2019/0063273 A1Eaton Corporation
- Valve-actuating device for varying the valve lift29 Sep 2016US 2016/0281612 A1AVL List GmbH
Most cited
By later US patents
- Lubrication and camshaft control system for engine58US 5,718,196 AYamaha Hatsudoki Kabushiki Kaisha · 1998
- Cylinder head for variable valve timing45US 6,076,492 AYamaha Hatsudoki Kabushiki Kaisha · 2000
- Fuel injection type internal combustion engine37US 4,667,636 AToyota Jidosha Kabushiki Kaisha · 1987
- Cylinder head cooling arrangement35US 5,094,193 AYamaha Hatsudoki Kabushiki Kaisha · 1992
- Cylinder head for an internal-combustion engine35US 5,408,958 ADr. Ing. h,c.F. Porsche Aktiengesellschaft · 1995