F16D 2500/70422
Clutch parameters
F16D2500/70422 (Clutch parameters) appears on 617 US grants and 556 published applications in this corpus.
Search patents in F16D- Granted patents
- 617
- Published applications
- 556
- Assignees
- 211
- Inventors
- 1,277
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 10 | 0 |
| 2000 | 16 | 0 |
| 2001 | 6 | 4 |
| 2002 | 12 | 10 |
| 2003 | 4 | 12 |
| 2004 | 10 | 22 |
| 2005 | 15 | 27 |
| 2006 | 14 | 22 |
| 2007 | 21 | 16 |
| 2008 | 22 | 26 |
| 2009 | 9 | 34 |
| 2010 | 12 | 27 |
| 2011 | 19 | 15 |
| 2012 | 35 | 27 |
| 2013 | 25 | 21 |
| 2014 | 32 | 26 |
| 2015 | 26 | 32 |
| 2016 | 23 | 33 |
| 2017 | 43 | 47 |
| 2018 | 41 | 30 |
| 2019 | 32 | 38 |
| 2020 | 34 | 20 |
| 2021 | 26 | 23 |
| 2022 | 26 | 14 |
| 2023 | 11 | 10 |
| 2024 | 14 | 8 |
| 2025 | 5 | 6 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rear wheel drive clutch control system of work vehicle15 Sep 2026US 12,734,879 B2Deere & Company
- Clutch engagement ratio detection14 Jul 2026US 12,680,582 B2Robert Bosch GmbH
- System and method for calibrating transmission5 May 2026US 12,618,466 B2Dana Belgium N.V.
- 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
- Control systems to dampen output shaft oscillations, vehicles and transmissions incorporating the same, and methods therefor9 Dec 2025US 12,492,746 B2Allison Transmission, Inc.
- Control apparatus for vehicle17 Sep 2026US 2026/0276044 A1Toyota Jidosha Kabushiki Kaisha
- Determining a clutch temperature of a vehicle clutch by means of on-demand activation of a neural network20 Aug 2026US 2026/0243314 A1ZF Friedrichshafen AG
- Method for adapting a clutch for a vehicle23 Jul 2026US 2026/0210415 A1ZF Friedrichshafen AG
- Rear wheel drive clutch control system of work vehicle25 Jun 2026US 2026/0175678 A1Deere & Company
- System and method for calibrating transmission30 Apr 2026US 2026/0117860 A1Dana Belgium N.V.
Most cited
By later US patents
- Hybrid drive apparatus for vehicle148US 6,018,198 AAisin Aw Co., Ltd. · 2000
- Actuator for the frictional engaging device121US 4,895,236 AAisin-Warner Kabushiki Kaisha · 1990
- Transmission clutch control system and method85US 4,527,678 AFord Motor Company · 1985
- Magnetorheological fluid coupling device and torque load simulator system64US 5,598,908 AGSE, Inc. · 1997
- Variable speed drive unit for electric vehicle and variable speed driving method60US 5,827,148 ASeiko Epson Corporation · 1998