F16H 61/423
Motor capacity control by fluid pressure control means
F16H61/423 (Motor capacity control by fluid pressure control means) appears on 175 US grants and 87 published applications in this corpus.
Search patents in F16H- Granted patents
- 175
- Published applications
- 87
- Assignees
- 67
- Inventors
- 270
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 7 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 3 |
| 2002 | 4 | 0 |
| 2003 | 4 | 2 |
| 2004 | 1 | 9 |
| 2005 | 7 | 3 |
| 2006 | 4 | 8 |
| 2007 | 6 | 6 |
| 2008 | 4 | 5 |
| 2009 | 3 | 5 |
| 2010 | 2 | 7 |
| 2011 | 5 | 2 |
| 2012 | 5 | 3 |
| 2013 | 3 | 2 |
| 2014 | 7 | 4 |
| 2015 | 1 | 2 |
| 2016 | 3 | 3 |
| 2017 | 1 | 2 |
| 2018 | 2 | 5 |
| 2019 | 2 | 1 |
| 2020 | 7 | 5 |
| 2021 | 3 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 2 |
| 2024 | 2 | 3 |
| 2025 | 3 | 0 |
| 2026 | 2 | 1 |
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
- System for providing rotary power to implements of machines11 Aug 2026US 12,702,097 B2Caterpillar Inc.
- Load-controlled hydraulic supply for an attachment attached to an agricultural tractor8 Jul 2025US 12,352,292 B2Deere & Company
- Hydraulic system for work machine, and work machine8 Apr 2025US RE50,366 E1Kubota Corporation
- Hydraulic motor unit4 Feb 2025US 12,215,484 B2Nabtesco Corporation
- Agricultural work vehicle and control method therefor23 Apr 2026US 2026/0110359 A1Ls Mtron Ltd.
- Hydraulic motor unit13 Jun 2024US 2024/0191475 A1Nabtesco Corporation
- Work vehicle and speed control method for work vehicle22 Feb 2024US 2024/0060272 A1Kubota Corporation
- Load-controlled hydraulic supply for an attachment attached to an agricultural tractor18 Jan 2024US 2024/0018979 A1Deere & Company
- System for providing rotary power to implements of machines26 Oct 2023US 2023/0341049 A1Caterpillar Inc.
Most cited
By later US patents
- Controls for variable displacement motor and motors74US 4,399,886 ASundstrand Corporation · 1983
- Hydraulic driving circuit with motor displacement limitation control66US 5,203,168 AHitachi Construction Machinery Co., Ltd. · 1993
- Hybrid transmission device of the heat engine type for automobiles and motor vehicles53US 4,242,922 ARegie Nationale des Usines Renault · 1981
- Power drive unit and control system therefor53US 4,635,441 ASundstrand Corporation · 1987
- Hydraulically operated four wheel sweeper49US 4,554,992 AFMC Corporation · 1985