F16D 2500/30806
Engaged transmission ratio
F16D2500/30806 (Engaged transmission ratio) appears on 330 US grants and 262 published applications in this corpus.
Search patents in F16D- Granted patents
- 330
- Published applications
- 262
- Assignees
- 115
- Inventors
- 682
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 8 | 0 |
| 1999 | 10 | 0 |
| 2000 | 14 | 0 |
| 2001 | 3 | 3 |
| 2002 | 5 | 11 |
| 2003 | 9 | 6 |
| 2004 | 5 | 14 |
| 2005 | 10 | 10 |
| 2006 | 4 | 11 |
| 2007 | 9 | 5 |
| 2008 | 8 | 10 |
| 2009 | 4 | 10 |
| 2010 | 5 | 12 |
| 2011 | 8 | 4 |
| 2012 | 9 | 4 |
| 2013 | 13 | 5 |
| 2014 | 6 | 12 |
| 2015 | 11 | 6 |
| 2016 | 8 | 13 |
| 2017 | 13 | 28 |
| 2018 | 17 | 23 |
| 2019 | 24 | 18 |
| 2020 | 21 | 19 |
| 2021 | 22 | 16 |
| 2022 | 10 | 5 |
| 2023 | 9 | 6 |
| 2024 | 8 | 5 |
| 2025 | 2 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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.
- Clutch control device1 Jul 2025US 12,345,302 B2Honda Motor Co., Ltd.
- Electric motor clutch actuator control systems and methods25 Feb 2025US 12,234,869 B1GM Global Technology Operations LLC
- Clutch assembly for automated manual transmission26 Nov 2024US 12,152,670 B2Cummins Inc.
- Clutch control device17 Sep 2026US 2026/0276045 A1Honda Motor Co., Ltd.
- Clutch control device10 Sep 2026US 2026/0266343 A1Honda Motor Co., Ltd.
- System and method for calibrating transmission30 Apr 2026US 2026/0117860 A1Dana Belgium N.V.
- Clutch engagement ratio detection26 Feb 2026US 2026/0055793 A1Robert Bosch GmbH
- Clutch control system and method for mitigating driveline shock loads and preventing mechanical failure11 Dec 2025US 2025/0377026 A1Volvo Truck Corporation
Most cited
By later US patents
- Torque transmission device58US 4,457,411 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1984
- Control strategy for an automatic transmission41US 6,299,565 B1Ford Global Technologies, LLC · 2001
- Automatic transmission start-up clutch control system38US 4,487,303 AFord Motor Company · 1984
- Shift control apparatus for automatic transmission system38US 4,732,055 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1988
- Electrohydraulic control device for a drive train of a vehicle35US 5,040,648 ACaterpillar Inc. · 1991