F16D 2500/1045
Friction clutch
F16D2500/1045 (Friction clutch) appears on 544 US grants and 477 published applications in this corpus.
Search patents in F16D- Granted patents
- 544
- Published applications
- 477
- Assignees
- 192
- Inventors
- 1,091
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 13 | 0 |
| 2001 | 11 | 7 |
| 2002 | 15 | 4 |
| 2003 | 14 | 13 |
| 2004 | 9 | 15 |
| 2005 | 7 | 25 |
| 2006 | 15 | 30 |
| 2007 | 24 | 14 |
| 2008 | 13 | 21 |
| 2009 | 14 | 16 |
| 2010 | 11 | 10 |
| 2011 | 13 | 4 |
| 2012 | 13 | 9 |
| 2013 | 11 | 10 |
| 2014 | 16 | 25 |
| 2015 | 12 | 17 |
| 2016 | 23 | 30 |
| 2017 | 25 | 54 |
| 2018 | 32 | 42 |
| 2019 | 44 | 33 |
| 2020 | 41 | 21 |
| 2021 | 26 | 28 |
| 2022 | 19 | 8 |
| 2023 | 18 | 18 |
| 2024 | 13 | 9 |
| 2025 | 7 | 5 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric friction engagement device, method for detecting touch point therefor, and method for detecting abnormality thereof7 Jul 2026US 12,674,494 B2Nsk Ltd.
- Power transmission system16 Jun 2026US 12,655,878 B2Isuzu Motors Limited
- System and method for calibrating transmission5 May 2026US 12,618,466 B2Dana Belgium N.V.
- Controller of vehicle, vehicle including controller, and method of controlling vehicle3 Feb 2026US 12,540,648 B2Kawasaki Motors, Ltd.
- Method for checking the actuating accuracy of a clutch when an electric or hybrid motor vehicle is at a standstill6 Jan 2026US 12,516,704 B2MAGNA Powertrain AG & Co KG
- Clutch control device17 Sep 2026US 2026/0276045 A1Honda Motor Co., Ltd.
- High-pressure hydraulic clutch cooling system for work vehicles30 Jul 2026US 2026/0218761 A1Deere & Company
- System and method for operating a work machine23 Jul 2026US 2026/0210414 A1ZF Friedrichshafen AG
- Clutch disc wear compensation method28 May 2026US 2026/0146655 A1Hyundai Wia Corporation
- Clutch with regeneration capability21 May 2026US 2026/0139715 A1
Most cited
By later US patents
- Actuator for the frictional engaging device121US 4,895,236 AAisin-Warner Kabushiki Kaisha · 1990
- Torque transfer device having an electric motor/brake actuator and friction clutch95US 6,808,053 B2New Venture Gear, Inc. · 2004
- Automatic clutch control73US 4,646,891 AEaton Corporation · 1987
- Torque transmission device58US 4,457,411 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1984
- Method and apparatus for slip mode control of automatic clutch49US 5,630,773 AEaton Corporation · 1997