F16D 2500/3166
Detection of an elapsed period of time
F16D2500/3166 (Detection of an elapsed period of time) appears on 320 US grants and 234 published applications in this corpus.
Search patents in F16D- Granted patents
- 320
- Published applications
- 234
- Assignees
- 141
- Inventors
- 690
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 10 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 9 |
| 2003 | 10 | 8 |
| 2004 | 9 | 8 |
| 2005 | 9 | 12 |
| 2006 | 3 | 8 |
| 2007 | 7 | 9 |
| 2008 | 6 | 5 |
| 2009 | 6 | 12 |
| 2010 | 4 | 7 |
| 2011 | 6 | 2 |
| 2012 | 10 | 9 |
| 2013 | 7 | 7 |
| 2014 | 7 | 7 |
| 2015 | 16 | 15 |
| 2016 | 8 | 21 |
| 2017 | 22 | 19 |
| 2018 | 18 | 17 |
| 2019 | 16 | 6 |
| 2020 | 8 | 11 |
| 2021 | 12 | 17 |
| 2022 | 20 | 7 |
| 2023 | 7 | 9 |
| 2024 | 9 | 3 |
| 2025 | 1 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for calibrating transmission5 May 2026US 12,618,466 B2Dana Belgium N.V.
- Method for controlling an operation of a motor vehicle10 Mar 2026US 12,571,437 B2ZF Friedrichshafen AG
- Method for detecting a safe state of a valve of a hydraulic system17 Feb 2026US 12,552,340 B2Schaeffler Technologies AG & Co. KG
- Method and device for calibrating a clutch, and agricultural towing vehicle22 Jul 2025US 12,366,270 B2Deere & Company
- Transfer system of work machine, work machine, and method of predicting lifetime of transfer system in work machine6 Aug 2024US 12,055,213 B2Komatsu Ltd.
- System and method for calibrating transmission30 Apr 2026US 2026/0117860 A1Dana Belgium N.V.
- Hydraulic control apparatus of automatic transmission, and vehicle26 Feb 2026US 2026/0055811 A1Isuzu Motors Limited
- Method for detecting a safe state of a valve of a hydraulic system30 Oct 2025US 2025/0333014 A1Schaeffler Technologies AG & Co. KG
- Method for controlling an operation of a motor vehicle1 May 2025US 2025/0137502 A1ZF Friedrichshafen AG
- Method and device for calibrating a clutch, and agricultural towing vehicle28 Nov 2024US 2024/0392846 A1Deere & Company
Most cited
By later US patents
- Electronic control system for powershift transmission69US 4,855,913 AJ. I. Case Company · 1989
- Closed loop launch and creep control for automatic clutch with robust algorithm46US 5,275,267 AEaton Corporation · 1994
- Automatic clutch system43US 4,295,551 AVolkswagenwerk Aktiengesellschaft · 1981
- Friction clutch control device41US 4,428,467 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1984
- Clutch control in a multiple clutch type gear transmission for automobile39US 4,497,222 AMazda Motor Corporation · 1985