F01L 13/0057
By splittable or deformable cams
Official title: {by splittable or deformable cams}
F01L13/0057 (By splittable or deformable cams) appears on 63 US grants and 28 published applications in this corpus.
Search patents in F01L- Granted patents
- 63
- Published applications
- 28
- Assignees
- 27
- Inventors
- 98
- Latest grant
- 29 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 9 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 2 | 4 |
| 2006 | 1 | 2 |
| 2007 | 1 | 3 |
| 2008 | 1 | 1 |
| 2009 | 5 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 5 |
| 2013 | 1 | 1 |
| 2014 | 4 | 0 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Camshaft for internal-combustion engine29 Aug 2023US 11,739,685 B2
- Internal-combustion engine and drive system18 Jan 2022US 11,225,904 B2
- Method for producing a cam profile of a cam pack of a camshaft5 May 2020US 10,641,135 B2Thyssenkrupp Presta Teccenter AG
- Camshaft for the valve drive of an internal combustion engine with a variable valve opening duration11 Jun 2019US 10,316,705 B2Thyssenkrupp Presta Teccenter AG
- Composite profile evaluating method and composite profile measuring device26 Feb 2019US 10,215,064 B2Honda Motor Co., Ltd.
- Camshaft for internal-combustion engine17 Mar 2022US 2022/0082048 A1
- Internal-combustion engine and drive system25 Feb 2021US 2021/0054780 A1
- Method for producing a cam profile of a cam pack of a camshaft, and camshaft4 Jan 2018US 2018/0003087 A1Thyssenkrupp Presta Teccenter AG
- Method for producing an adjustable camshaft and adjustable camshaft2 Nov 2017US 2017/0314427 A1Thyssenkrupp Presta Teccenter AG
- Composite profile evaluating method and composite profile measuring device21 Sep 2017US 2017/0268390 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Internal combustion engine102US 4,805,571 AHumphrey Cycle Engine Partners, L.P. · 1989
- Dual-acting apparatus for variable valve timing and the like87US 5,417,186 AClemson University · 1995
- Method for continuous camlobe phasing60US 4,771,742 AClemson University · 1988
- Electro-rheological valve control mechanism55US 5,103,779 A1992
- Method of reducing pumping losses and improving brake specific fuel consumption for an internal combustion engine43US 4,917,058 AClemson University · 1990