F01L 1/053
Overhead type
Official title: overhead type
F01L1/053 (Overhead type) appears on 1,953 US grants and 1,709 published applications in this corpus.
Search patents in F01L- Granted patents
- 1,953
- Published applications
- 1,709
- Assignees
- 338
- Inventors
- 2,956
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 15 | 0 |
| 1986 | 14 | 0 |
| 1987 | 27 | 0 |
| 1988 | 24 | 0 |
| 1989 | 20 | 0 |
| 1990 | 27 | 0 |
| 1991 | 24 | 0 |
| 1992 | 22 | 0 |
| 1993 | 17 | 0 |
| 1994 | 9 | 0 |
| 1995 | 17 | 0 |
| 1996 | 24 | 0 |
| 1997 | 27 | 0 |
| 1998 | 28 | 0 |
| 1999 | 21 | 0 |
| 2000 | 24 | 0 |
| 2001 | 43 | 23 |
| 2002 | 57 | 73 |
| 2003 | 61 | 57 |
| 2004 | 56 | 67 |
| 2005 | 66 | 71 |
| 2006 | 49 | 59 |
| 2007 | 56 | 86 |
| 2008 | 58 | 84 |
| 2009 | 50 | 110 |
| 2010 | 69 | 81 |
| 2011 | 71 | 68 |
| 2012 | 69 | 55 |
| 2013 | 62 | 48 |
| 2014 | 57 | 45 |
| 2015 | 49 | 50 |
| 2016 | 38 | 88 |
| 2017 | 60 | 142 |
| 2018 | 123 | 119 |
| 2019 | 130 | 103 |
| 2020 | 111 | 82 |
| 2021 | 85 | 68 |
| 2022 | 58 | 48 |
| 2023 | 32 | 23 |
| 2024 | 38 | 26 |
| 2025 | 29 | 20 |
| 2026 | 8 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Engine assembly oil management14 Jul 2026US 12,680,519 B2Arctic Cat Inc.
- Valve opening and closing timing control device2 Jun 2026US 12,644,399 B2Aisin Corporation
- Rocker arm assembly7 Apr 2026US 12,595,753 B2Eaton Intelligent Power Limited
- Engine valve control system and method24 Mar 2026US 12,584,425 B1
- Variable valve device24 Mar 2026US 12,584,426 B2Suzuki Motor Corporation
- Engine gear mesh backlash optimization1 Oct 2026US 2026/0298115 A1Deere & Company
- Engine13 Aug 2026US 2026/0235053 A1Ishikawa Energy Research Co., Ltd.
- Engine comprising a camshaft timing gear30 Jul 2026US 2026/0218631 A1Lombardini S.R.L.
- Variable valve timing mechanism23 Jul 2026US 2026/0210276 A1Subaru Corporation
- Camshaft mounting structure9 Jul 2026US 2026/0193996 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Internal combustion engine102US 4,805,571 AHumphrey Cycle Engine Partners, L.P. · 1989
- Marine hulls and drives97US 7,984,684 B22011
- Variable camshaft timing for internal combustion engine95US 5,107,804 ABorg-Warner Automotive Transmission & Engine Components Corporation · 1992
- Variable camshaft timing for internal combustion engine93US 5,002,023 ABorg-Warner Automotive, Inc. · 1991
- Dual-acting apparatus for variable valve timing and the like87US 5,417,186 AClemson University · 1995