F16D 2500/70406
Pressure
F16D2500/70406 (Pressure) appears on 363 US grants and 302 published applications in this corpus.
Search patents in F16D- Granted patents
- 363
- Published applications
- 302
- Assignees
- 149
- Inventors
- 854
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 5 |
| 2003 | 6 | 6 |
| 2004 | 8 | 5 |
| 2005 | 4 | 19 |
| 2006 | 9 | 9 |
| 2007 | 10 | 9 |
| 2008 | 11 | 20 |
| 2009 | 5 | 24 |
| 2010 | 2 | 13 |
| 2011 | 17 | 12 |
| 2012 | 21 | 10 |
| 2013 | 18 | 12 |
| 2014 | 20 | 23 |
| 2015 | 16 | 17 |
| 2016 | 24 | 19 |
| 2017 | 16 | 19 |
| 2018 | 23 | 19 |
| 2019 | 14 | 15 |
| 2020 | 19 | 12 |
| 2021 | 17 | 11 |
| 2022 | 14 | 9 |
| 2023 | 10 | 7 |
| 2024 | 4 | 4 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hybrid electric vehicle and engine clutch touchpoint learning method therefor30 Dec 2025US 12,509,052 B2Hyundai Motor Company
- 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 systems to dampen output shaft oscillations, vehicles and transmissions incorporating the same, and methods therefor18 Feb 2025US 12,228,206 B1Allison Transmission, Inc.
- Method and apparatus for efficient clutch engagement6 Aug 2024US 12,055,190 B2Pt Tech, LLC
- System and method for learning driveline disconnect clutch liftoff30 Apr 2024US 11,970,153 B2Ford Global Technologies, LLC
- Hydraulic control apparatus of automatic transmission, and vehicle26 Feb 2026US 2026/0055811 A1Isuzu Motors Limited
- Control systems to dampen output shaft oscillations, vehicles and transmissions incorporating the same, and methods therefor28 Aug 2025US 2025/0271060 A1Allison Transmission, Inc.
- Hybrid electric vehicle and engine clutch touchpoint learning method therefor29 Aug 2024US 2024/0286598 A1Hyundai Motor Company
- Device and method for determining a hydraulic fluid parameter of a transmission of a vehicle29 Aug 2024US 2024/0288067 A1Punch Powertrain N.V.
- Method and Apparatus for Efficient Clutch Engagement9 May 2024US 2024/0151280 A1Pt Tech, LLC
Most cited
By later US patents
- Hybrid drive apparatus for vehicle148US 6,018,198 AAisin Aw Co., Ltd. · 2000
- Control unit for an electric oil pump75US 7,909,729 B2Honda Motor Co., Ltd. · 2011
- Electronic control system for powershift transmission69US 4,855,913 AJ. I. Case Company · 1989
- Multiple disc clutch apparatus50US 4,862,769 AIsuzu Motors Limited · 1989
- Drive apparatus for hybrid vehicle and control method thereof45US 7,351,182 B2Aisin Aw Co., Ltd. · 2008