F01L 2810/00
Arrangements solving specific problems in relation with valve gears
F01L2810/00 (Arrangements solving specific problems in relation with valve gears) appears on 548 US grants and 587 published applications in this corpus.
Search patents in F01L- Granted patents
- 548
- Published applications
- 587
- Assignees
- 185
- Inventors
- 1,251
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 7 |
| 2003 | 6 | 5 |
| 2004 | 3 | 3 |
| 2005 | 3 | 9 |
| 2006 | 9 | 10 |
| 2007 | 8 | 11 |
| 2008 | 8 | 15 |
| 2009 | 2 | 24 |
| 2010 | 15 | 25 |
| 2011 | 16 | 26 |
| 2012 | 19 | 19 |
| 2013 | 23 | 19 |
| 2014 | 18 | 17 |
| 2015 | 13 | 29 |
| 2016 | 15 | 47 |
| 2017 | 31 | 60 |
| 2018 | 53 | 53 |
| 2019 | 51 | 49 |
| 2020 | 70 | 56 |
| 2021 | 47 | 42 |
| 2022 | 34 | 32 |
| 2023 | 25 | 9 |
| 2024 | 12 | 6 |
| 2025 | 15 | 7 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve opening-closing timing control device30 Jun 2026US 12,669,072 B2Aisin Corporation
- Valve open and close period control device23 Jun 2026US 12,662,951 B2Aisin Corporation
- Valve opening and closing timing control device2 Jun 2026US 12,644,399 B2Aisin Corporation
- Decompression device and engine14 Oct 2025US 12,442,319 B2Suzuki Motor Corporation
- Lifter assembly19 Aug 2025US 12,392,264 B2Eaton Intelligent Power Limited
- Carrier-less spring loaded planetary gearset used with evct6 Aug 2026US 2026/0226852 A1BorgWarner Inc.
- Telescopic bridge assembly for rocker arm assembly2 Jul 2026US 2026/0185467 A1Eaton Intelligent Power Limited
- Cylinder head structure for internal combustion engine25 Jun 2026US 2026/0176988 A1
- Hydrogen combustion engine valve sealing25 Jun 2026US 2026/0176990 A1DAF Trucks N. V.
- Valve open and close period control device29 Jan 2026US 2026/0028922 A1Aisin Corporation
Most cited
By later US patents
- Multi-cycle, engine braking with positive power valve actuation control system and process for using the same65US 6,000,374 ADiesel Engine Retarders, Inc. · 1999
- Thrust bearing50US 4,348,065 AHitachi, Ltd. · 1982
- Lubricating device of four-stroke cycle engine unit for portable working machine37US 5,213,074 ARyobi Ltd. · 1993
- Captive volume accumulator for a lost motion system37US 6,415,752 B1Diesel Engine Retarders, Inc. · 2002
- Fluid transfer in reciprocating devices37US 7,438,027 B12008