F01L 1/34406
The helically teethed sleeve being located in the camshaft driving pulley
Official title: {the helically teethed sleeve being located in the camshaft driving pulley}
F01L1/34406 (The helically teethed sleeve being located in the camshaft driving pulley) appears on 261 US grants and 48 published applications in this corpus.
Search patents in F01L- Granted patents
- 261
- Published applications
- 48
- Assignees
- 61
- Inventors
- 316
- Latest grant
- 4 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 11 | 0 |
| 1992 | 21 | 0 |
| 1993 | 20 | 0 |
| 1994 | 13 | 0 |
| 1995 | 8 | 0 |
| 1996 | 17 | 0 |
| 1997 | 22 | 0 |
| 1998 | 27 | 0 |
| 1999 | 15 | 0 |
| 2000 | 14 | 0 |
| 2001 | 14 | 3 |
| 2002 | 12 | 10 |
| 2003 | 10 | 5 |
| 2004 | 6 | 3 |
| 2005 | 4 | 5 |
| 2006 | 1 | 1 |
| 2007 | 4 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 5 |
| 2011 | 4 | 3 |
| 2012 | 4 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for variable valve timing4 Jun 2024US 12,000,314 B1
- Marine engines having cam phaser31 May 2022US 11,346,258 B1Brunswick Corporation
- Cam phasing systems and methods15 Dec 2020US 10,865,665 B2HUSCO Automotive Holdings LLC
- Cam phasing systems and methods11 Feb 2020US 10,557,383 B2HUSCO Automotive Holdings LLC
- Cam phasing assemblies with electromechanical locking control and method thereof21 May 2019US 10,294,831 B2Schaeffler Technologies AG & Co. KG
- Cam Phase Actuator Control Systems and Methods16 Feb 2023US 2023/0050408 A1
- Cam phasing systems and methods4 Jun 2020US 2020/0173316 A1HUSCO Automotive Holdings LLC
- Cam phasing assemblies with electromechanical locking control and method thereof27 Dec 2018US 2018/0371963 A1Schaeffler Technologies AG & Co. KG
- Cam phasing systems and methods26 Jul 2018US 2018/0209310 A1HUSCO Automotive Holdings LLC
- Camshaft having an axially guided sliding element9 Nov 2017US 2017/0321577 A1Thyssenkrupp Presta Teccenter AG
Most cited
By later US patents
- Multidependent valve timing overlap control for the cylinders of an internal combustion engine71US 4,856,465 ARobert Bosch GmbH · 1989
- Valve timing control device for an internal combustion engine70US 6,109,225 AToyota Jidosha Kabushiki Kaisha · 2000
- Variable valve timing control device for an engine61US 5,469,818 AToyota Jidosha Kabushiki Kaisha · 1995
- System for operating internal combustion engine60US 5,622,144 ANissan Motor Co., Ltd. · 1997
- Valve timing control device and method for vehicle engine59US 6,341,584 B12002