F16D 2500/50251
During operation
F16D2500/50251 (During operation) appears on 142 US grants and 145 published applications in this corpus.
Search patents in F16D- Granted patents
- 142
- Published applications
- 145
- Assignees
- 63
- Inventors
- 294
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 4 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 3 | 4 |
| 2007 | 2 | 1 |
| 2008 | 1 | 8 |
| 2009 | 0 | 14 |
| 2010 | 4 | 12 |
| 2011 | 8 | 8 |
| 2012 | 11 | 5 |
| 2013 | 13 | 8 |
| 2014 | 5 | 5 |
| 2015 | 6 | 2 |
| 2016 | 5 | 8 |
| 2017 | 9 | 21 |
| 2018 | 17 | 8 |
| 2019 | 10 | 6 |
| 2020 | 8 | 7 |
| 2021 | 7 | 6 |
| 2022 | 5 | 4 |
| 2023 | 5 | 4 |
| 2024 | 2 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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
- Hybrid electric vehicle and engine clutch touchpoint learning method therefor30 Dec 2025US 12,509,052 B2Hyundai Motor Company
- Method for determining a force transmission contact point of an electric clutch actuator22 Jul 2025US 12,366,271 B2KA Group AG
- Method for checking the actuating accuracy of a clutch when an electric or hybrid motor vehicle is at a standstill31 Dec 2024US 12,181,006 B2MAGNA Powertrain AG & Co KG
- System and method for learning driveline disconnect clutch liftoff30 Apr 2024US 11,970,153 B2Ford Global Technologies, LLC
- Method for checking the actuating accuracy of a clutch when an electric or hybrid motor vehicle is at a standstill13 Mar 2025US 2025/0084903 A1MAGNA Powertrain AG & Co KG
- Method For Determining A Force Transmission Contact Point Of An Electric Clutch Actuator16 Jan 2025US 2025/0020176 A1KA Group AG
- Hybrid electric vehicle and engine clutch touchpoint learning method therefor29 Aug 2024US 2024/0286598 A1Hyundai Motor Company
- System and method for learning driveline disconnect clutch liftoff29 Feb 2024US 2024/0067159 A1Ford Global Technologies, LLC
- Method for checking the actuating accuracy of a clutch when an electric or hybrid motor vehicle is at a standstill15 Jun 2023US 2023/0184300 A1MAGNA Powertrain AG & Co KG
Most cited
By later US patents
- Hybrid powered vehicle50US 6,244,368 B1Mitsubishi Jidosha Kogyo Kabushiki Kaisha · 2001
- Touch point identification algorithm for automatic clutch controller47US 5,393,274 AEaton Corporation · 1995
- Method/system for determining clutch touch point38US 5,337,874 AEaton Corporation · 1994
- Method and control system for updating of control parameter value indicative of master clutch point of incipient engagement34US 4,899,858 AEaton Corporation · 1990
- Method and apparatus for calibrating clutch fill rates30US 5,853,076 ACase Corporation · 1998