F01L 2001/34466
With multiple locking devices
Official title: {with multiple locking devices}
F01L2001/34466 (With multiple locking devices) appears on 160 US grants and 170 published applications in this corpus.
Search patents in F01L- Granted patents
- 160
- Published applications
- 170
- Assignees
- 33
- Inventors
- 196
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 0 | 1 |
| 2004 | 3 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 3 | 1 |
| 2009 | 0 | 3 |
| 2010 | 0 | 15 |
| 2011 | 3 | 10 |
| 2012 | 11 | 11 |
| 2013 | 13 | 19 |
| 2014 | 24 | 23 |
| 2015 | 25 | 15 |
| 2016 | 10 | 20 |
| 2017 | 13 | 18 |
| 2018 | 20 | 7 |
| 2019 | 8 | 4 |
| 2020 | 10 | 4 |
| 2021 | 4 | 4 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Variable valve timing mechanism23 Jul 2026US 2026/0210276 A1Subaru 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
- Mechanical Cam Phasing Systems and Methods18 Jan 2024US 2024/0018886 A1HUSCO Automotive Holdings LLC
- Cam phase adjuster2 Nov 2023US 2023/0349306 A1Schaeffler Technologies AG & Co. KG
- Hydraulic camshaft adjuster16 Dec 2021US 2021/0388743 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Variable valve timing mechanism for internal combustion engine62US 5,738,056 AToyota Jidosha Kabushiki Kaisha · 1998
- Variable valve timing apparatus31US 6,779,499 B2Denso Corporation · 2004
- Variable phase drive coupling23US 7,444,968 B2Mechadyne PLC · 2008
- Camshaft phaser with independent phasing and lock pin control22US 8,534,246 B2Delphi Technologies, Inc. · 2013
- Valve timing control device19US 6,460,496 B2Mitsubishi Denki Kabushiki Kaisha · 2002