F01L 2001/34459
Locking in multiple positions
Official title: {Locking in multiple positions}
F01L2001/34459 (Locking in multiple positions) appears on 109 US grants and 114 published applications in this corpus.
Search patents in F01L- Granted patents
- 109
- Published applications
- 114
- Assignees
- 35
- Inventors
- 210
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 2 |
| 2002 | 3 | 3 |
| 2003 | 2 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 3 |
| 2008 | 1 | 4 |
| 2009 | 3 | 1 |
| 2010 | 0 | 5 |
| 2011 | 3 | 5 |
| 2012 | 3 | 10 |
| 2013 | 8 | 7 |
| 2014 | 15 | 13 |
| 2015 | 9 | 9 |
| 2016 | 7 | 8 |
| 2017 | 8 | 15 |
| 2018 | 11 | 5 |
| 2019 | 6 | 4 |
| 2020 | 9 | 3 |
| 2021 | 1 | 3 |
| 2022 | 3 | 4 |
| 2023 | 0 | 2 |
| 2024 | 4 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Camshaft adjustment system for flexibly starting an internal combustion engine, and method for operating a drivetrain27 Jan 2026US 12,535,019 B2Schaeffler Technologies AG & Co. KG
- Internal combustion engine12 Nov 2024US 12,140,091 B2Honda Motor Co., Ltd.
- Cam phase adjuster18 Jun 2024US 12,012,876 B2Schaeffler Technologies AG & Co. KG
- Contaminant pathway for camshaft phaser28 May 2024US 11,994,043 B2Schaeffler Technologies AG & Co. KG
- Valve timing adjustment device6 Feb 2024US 11,891,926 B2Denso Corporation
- Camshaft adjustment system for flexibly starting an internal combustion engine, and method for operating a drivetrain29 Aug 2024US 2024/0287921 A1Schaeffler Technologies AG & Co. KG
- Internal combustion engine23 May 2024US 2024/0167430 A1Honda Motor Co., Ltd.
- Cam phase adjuster2 Nov 2023US 2023/0349306 A1Schaeffler Technologies AG & Co. KG
- Contaminant pathway for camshaft phaser7 Sep 2023US 2023/0279789 A1Schaeffler Technologies AG & Co. KG
- Hydraulically-actuated vct system including a spool valve6 Oct 2022US 2022/0316367 A1BorgWarner Inc.
Most cited
By later US patents
- Device for adjusting an angular phase difference between two elements100US 4,858,572 AAisin Seiki Kabushiki Kaisha · 1989
- System for regulating valve timing of internal combustion engine93US 5,924,395 AToyota Jidosha Kabushiki Kaisha · 1999
- Variable valve timing mechanism for internal combustion engine62US 5,738,056 AToyota Jidosha Kabushiki Kaisha · 1998
- Multi-position variable cam timing system having a vane-mounted locking-piston device45US 6,311,655 B1BorgWarner Inc. · 2001
- Valve timing device35US 6,058,897 AAisin Seiki Kabushiki Kaisha · 2000