F16F 15/127
Using plastics springs combined with other types of springs
Official title: using plastics springs combined with other types of springs
F16F15/127 (Using plastics springs combined with other types of springs) appears on 45 US grants and 23 published applications in this corpus.
Search patents in F16F- Granted patents
- 45
- Published applications
- 23
- Assignees
- 29
- Inventors
- 95
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 3 |
| 2021 | 2 | 3 |
| 2022 | 2 | 3 |
| 2023 | 6 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Damper device10 Feb 2022US 2022/0042550 A1Exedy Corporation
Most cited
By later US patents
- Clutch assembly for use with an internal combustion engine45US 4,220,233 AAisin Seiki Kabushiki Kaisha · 1980
- Torsion vibration damper30US 4,351,168 AAllis-Chalmers Corporation · 1982
- Supercharger torsion damping mechanism with friction damping28US 4,944,279 AEaton Corporation · 1990
- Torsion damping device for an automobile clutch friction disc27US 4,613,029 AValeo · 1986
- Torsion damping mechanism for a supercharger23US 4,944,278 AEaton Corporation · 1990