F01M 9/10
Lubrication of valve gear or auxiliaries
F01M9/10 (Lubrication of valve gear or auxiliaries) appears on 612 US grants and 418 published applications in this corpus.
Search patents in F01M- Granted patents
- 612
- Published applications
- 418
- Assignees
- 205
- Inventors
- 1,233
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 8 | 0 |
| 1985 | 8 | 0 |
| 1986 | 11 | 0 |
| 1987 | 14 | 0 |
| 1988 | 10 | 0 |
| 1989 | 15 | 0 |
| 1990 | 19 | 0 |
| 1991 | 7 | 0 |
| 1992 | 14 | 0 |
| 1993 | 12 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 25 | 0 |
| 1997 | 8 | 0 |
| 1998 | 19 | 0 |
| 1999 | 18 | 0 |
| 2000 | 10 | 0 |
| 2001 | 16 | 3 |
| 2002 | 11 | 21 |
| 2003 | 16 | 7 |
| 2004 | 13 | 17 |
| 2005 | 12 | 14 |
| 2006 | 11 | 5 |
| 2007 | 4 | 13 |
| 2008 | 5 | 10 |
| 2009 | 6 | 12 |
| 2010 | 11 | 18 |
| 2011 | 10 | 25 |
| 2012 | 15 | 10 |
| 2013 | 18 | 19 |
| 2014 | 20 | 13 |
| 2015 | 15 | 28 |
| 2016 | 8 | 29 |
| 2017 | 31 | 32 |
| 2018 | 24 | 22 |
| 2019 | 28 | 27 |
| 2020 | 32 | 30 |
| 2021 | 22 | 15 |
| 2022 | 23 | 24 |
| 2023 | 16 | 8 |
| 2024 | 5 | 3 |
| 2025 | 8 | 4 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F01M 9/102Of camshaft bearings122
- F01M 9/101Of cam surfaces93
- F01M 9/108Of auxiliaries79
- F01M 9/105Using distribution conduits70
- F01M 9/104Of tappets57
- F01M 9/107Of rocker shaft bearings55
- F01M 9/106Oil reservoirs41
- F01M 9/103Of valve stem and guide24
All 9 subgroupsShow fewer
Recent patents
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- Oil supply apparatus for engine25 Jun 2026US 2026/0176989 A1Mazda Motor Corporation
- Hydrogen combustion engine valve sealing25 Jun 2026US 2026/0176990 A1DAF Trucks N. V.
- Interchangeable engine assembly18 Jun 2026US 2026/0168462 A1Arctic Cat Inc.
Most cited
By later US patents
- Engine having a high pressure hydraulic system and low pressure lubricating system131US 6,067,962 ACaterpillar Inc. · 2000
- Overhead cam engine with dry sump lubrication system57US 5,755,194 ATecumseh Products Company · 1998
- Overhead cam type valve actuating apparatus for internal combustion engine51US 4,662,323 AHonda Giken Kogyo Kabushiki Kaisha · 1987
- Oil control unit for high-performance vehicles47US 5,568,842 A1996
- Lubricating system for four-stroke-cycle engine46US 5,709,185 AIshikawajima-Shibaura Machinery Co., Ltd. · 1998