B23P 2700/02
Camshafts
B23P2700/02 (Camshafts) appears on 151 US grants and 121 published applications in this corpus.
Search patents in B23P- Granted patents
- 151
- Published applications
- 121
- Assignees
- 86
- Inventors
- 251
- Latest grant
- 3 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 5 |
| 2003 | 4 | 3 |
| 2004 | 3 | 4 |
| 2005 | 2 | 3 |
| 2006 | 4 | 3 |
| 2007 | 1 | 11 |
| 2008 | 3 | 5 |
| 2009 | 5 | 4 |
| 2010 | 2 | 5 |
| 2011 | 2 | 3 |
| 2012 | 2 | 5 |
| 2013 | 7 | 7 |
| 2014 | 5 | 11 |
| 2015 | 2 | 13 |
| 2016 | 9 | 10 |
| 2017 | 10 | 10 |
| 2018 | 6 | 5 |
| 2019 | 15 | 4 |
| 2020 | 5 | 5 |
| 2021 | 4 | 2 |
| 2022 | 4 | 1 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing a channel in a shaft tube3 Jan 2023US 11,541,487 B2Mahle International GmbH
- Sliding element with partially hardened latching elevation11 Oct 2022US 11,466,595 B2thyssenkrupp AG
- Method for permanently fastening cams on a carrier tube24 May 2022US 11,338,350 B2thyssenkrupp AG
- Method for producing a constructed camshaft of an internal combustion engine8 Mar 2022US 11,267,086 B2thyssenkrupp AG
- Method for manufacturing combined hollow camshaft by axial-compression upsetting-deformation technique25 Jan 2022US 11,229,940 B2Harbin Institute of Technology, Weihai
- Joining device for joining components on a shaft24 Aug 2023US 2023/0264306 A1Mahle International GmbH
- Method for producing a channel in a shaft tube24 Feb 2022US 2022/0056991 A1Mahle International GmbH
- Device for positioning at least one shaft28 Oct 2021US 2021/0331279 A1Mahle International GmbH
- Method for manufacturing combined hollow camshaft by axial-compression upsetting-deformation technique21 Oct 2021US 2021/0323042 A1Harbin Institute of Technology, Weihai
- Assembled camshaft and method for producing an assembled camshaft10 Dec 2020US 2020/0386123 A1thyssenkrupp AG
Most cited
By later US patents
- Method for producing a hollow composite members115US 5,664,327 AEmitec Gesellschaft fur Emissionstechnologie GmbH · 1997
- Process for producing built-up camshafts51US 4,660,269 AMusashi Seimitsu Kogyo Kabushiki Kaisha · 1987
- Laminated wheel assembly45US 4,630,498 ABriggs & Stratton Corporation · 1986
- Method of securing parts to a hollow member42US 4,875,270 ABalcke-Durr Aktiengesellschaft · 1989
- Manufacture of camshafts31US 4,616,389 AAe PLC · 1986