F16H 2061/004
Venting trapped air from hydraulic systems
Official title: {Venting trapped air from hydraulic systems}
F16H2061/004 (Venting trapped air from hydraulic systems) appears on 65 US grants and 57 published applications in this corpus.
Search patents in F16H- Granted patents
- 65
- Published applications
- 57
- Assignees
- 39
- Inventors
- 197
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 4 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 4 |
| 2008 | 0 | 4 |
| 2009 | 1 | 6 |
| 2010 | 3 | 2 |
| 2011 | 4 | 3 |
| 2012 | 2 | 4 |
| 2013 | 3 | 4 |
| 2014 | 5 | 2 |
| 2015 | 3 | 6 |
| 2016 | 4 | 1 |
| 2017 | 3 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 4 |
| 2020 | 1 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic apparatus for agricultural vehicle20 Jan 2026US 12,529,390 B2Ls Mtron Ltd.
- Valve module with active valve oiling22 Jul 2025US 12,366,291 B2Schaeffler Technologies AG & Co. KG
- Hydraulic control device for hydraulic actuation machine, hydraulic control method for hydraulic actuation machine, and non-transitory computer-readable medium24 Dec 2024US 12,173,789 B2JATCO Ltd
- Piston, gear-change selector and gearshift20 Feb 2024US 11,905,979 B2FTE automotive GmbH
- Operation of a multi-speed vehicle transmission3 Oct 2023US 11,773,969 B2ZF Friedrichshafen AG
- Hydraulic apparatus for agricultural vehicle21 Aug 2025US 2025/0261574 A1Ls Mtron Ltd.
- Shifting apparatus and towing vehicle17 Jul 2025US 2025/0230873 A1Deere & Company
- Valve module with active valve oiling22 Aug 2024US 2024/0280171 A1Schaeffler Technologies AG & Co. KG
- Hydraulic circuit for power transmission device4 Apr 2024US 2024/0110602 A1Honda Motor Co., Ltd.
- Hydraulic control device for hydraulic actuation machine, hydraulic control method for hydraulic actuation machine, and non-transitory computer-readable medium15 Feb 2024US 2024/0052857 A1JATCO Ltd
Most cited
By later US patents
- Method of learning for adaptively controlling an electronic automatic transmission system42US 4,982,620 AChrysler Corporation · 1991
- Oil supply system for working vehicles21US 5,669,479 AKanzaki Kokyukoki Mfg.Co., Ltd. · 1997
- Hydraulic pressurizer system19US 7,779,958 B2Honda Motor Co., Ltd. · 2010
- Solenoid-actuated valve arrangement for a limp-home mode of an automatic transmission17US 4,887,491 AChrysler Motors Corporation · 1989
- Solenoid valve for automatic transmission control system17US 5,897,098 ANok Corporation · 1999