F01L 2001/34433
Location oil control valves
Official title: {Location oil control valves}
F01L2001/34433 (Location oil control valves) appears on 447 US grants and 454 published applications in this corpus.
Search patents in F01L- Granted patents
- 447
- Published applications
- 454
- Assignees
- 86
- Inventors
- 543
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 7 | 1 |
| 2002 | 4 | 4 |
| 2003 | 8 | 11 |
| 2004 | 15 | 11 |
| 2005 | 11 | 13 |
| 2006 | 7 | 10 |
| 2007 | 9 | 9 |
| 2008 | 7 | 18 |
| 2009 | 8 | 10 |
| 2010 | 9 | 15 |
| 2011 | 9 | 15 |
| 2012 | 11 | 26 |
| 2013 | 16 | 25 |
| 2014 | 31 | 22 |
| 2015 | 29 | 23 |
| 2016 | 21 | 34 |
| 2017 | 21 | 45 |
| 2018 | 41 | 44 |
| 2019 | 39 | 30 |
| 2020 | 33 | 29 |
| 2021 | 39 | 24 |
| 2022 | 16 | 11 |
| 2023 | 11 | 14 |
| 2024 | 15 | 5 |
| 2025 | 8 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Variable valve timing system24 Feb 2026US 12,560,109 B2Suzuki Motor Corporation
- Oil passage control valve and valve timing varying device10 Feb 2026US 12,546,239 B2Mikuni Corporation
- Cam phase regulator assembly14 Oct 2025US 12,442,318 B2Schaeffler Technologies AG & Co. KG
- Variable cam timing phaser and system including the same23 Sep 2025US 12,421,877 B2BorgWarner Inc.
- Fluid control valve unit and valve timing change device9 Sep 2025US 12,410,733 B2Mikuni Corporation
- Hydraulic control valve and method of controlling a hybrid cam phaser30 Jul 2026US 2026/0218632 A1
- Variable valve timing mechanism23 Jul 2026US 2026/0210276 A1Subaru Corporation
- Cam phase regulator assembly3 Jul 2025US 2025/0215815 A1Schaeffler Technologies AG & Co. KG
- Oil passage control valve and valve timing varying device26 Jun 2025US 2025/0207517 A1Mikuni Corporation
- Camshaft phaser having non-return valves23 Jan 2025US 2025/0027432 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Lubrication and camshaft control system for engine58US 5,718,196 AYamaha Hatsudoki Kabushiki Kaisha · 1998
- Variable valve timing mechanism for internal combustion engine43US 5,797,361 AToyota Jidosha Kabushiki Kaisha · 1998
- Valve actuating apparatus42US 4,537,164 AHonda Giken Kogyo Kabushiki Kaisha · 1985
- Valve timing control device for internal combustion engine40US 5,301,639 ANippondenso Co., Ltd. · 1994
- Valve timing control system for internal combustion engine40US 5,669,343 ANippondenso Co., Ltd. · 1997