F16H 61/4035
Control of circuit flow
F16H61/4035 (Control of circuit flow) appears on 139 US grants and 113 published applications in this corpus.
Search patents in F16H- Granted patents
- 139
- Published applications
- 113
- Assignees
- 83
- Inventors
- 285
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 8 | 2 |
| 2003 | 0 | 1 |
| 2004 | 2 | 5 |
| 2005 | 0 | 2 |
| 2006 | 5 | 4 |
| 2007 | 1 | 3 |
| 2008 | 7 | 5 |
| 2009 | 2 | 5 |
| 2010 | 4 | 6 |
| 2011 | 1 | 2 |
| 2012 | 2 | 4 |
| 2013 | 4 | 6 |
| 2014 | 3 | 2 |
| 2015 | 3 | 6 |
| 2016 | 6 | 10 |
| 2017 | 5 | 9 |
| 2018 | 8 | 8 |
| 2019 | 9 | 3 |
| 2020 | 8 | 8 |
| 2021 | 8 | 6 |
| 2022 | 3 | 4 |
| 2023 | 4 | 4 |
| 2024 | 6 | 2 |
| 2025 | 3 | 1 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic system for work machine, and work machine15 Sep 2026US RE51,031 E1Kubota Corporation
- Open hydraulic assistance system25 Aug 2026US 12,716,489 B2Poclain Hydraulics Industrie
- Start-up or disengagement method for an electro-hydraulic transmission11 Aug 2026US 12,704,175 B2Poclain Hydraulics Industrie
- Method of controlling hydraulic device25 Nov 2025US 12,480,282 B2Nabtesco Corporation
- Hydromechanical transmission with hydrostatic assembly and hydrostatic assembly control method7 Oct 2025US 12,435,787 B2Dana Italia S.R.L.
- System for driving a hydraulic member23 Apr 2026US 2026/0110312 A1Poclain Hydraulics Industrie
- Hydraulic circuit using a pressure adapter16 Apr 2026US 2026/0104062 A1Poclain Hydraulics Industrie
- Control of a free-wheeling valve2 Apr 2026US 2026/0092646 A1
- Vehicle with improved motricity control15 Jan 2026US 2026/0014856 A1Volvo Truck Corporation
- Hydraulically powered power systems and hydraulic circuits having a flow valve and a hydraulic proportional bypass valve1 Jan 2026US 2026/0002549 A1Illinois Tool Works Inc.
Most cited
By later US patents
- Hydrostatic propulsion system50US 3,978,937 AClark Equipment Company · 1976
- Hydraulic fan drive system45US 4,223,646 ATRW Inc. · 1980
- Auxiliary drive system40US 4,140,196 AParno Corporation · 1979
- Electronic traction control system35US 6,408,972 B1Sauer-Danfoss Inc. · 2002
- Automotive radiator cooling system34US 4,941,437 ANippondenso Co., Ltd. · 1990