F16H 39/02
Rotary fluid gearing using pumps and motors of the volumetric type, i.e.
Official title: with liquid motors at a distance from liquid pumps
F16H39/02 (Rotary fluid gearing using pumps and motors of the volumetric type, i.e.) appears on 106 US grants and 66 published applications in this corpus.
Search patents in F16H- Granted patents
- 106
- Published applications
- 66
- Assignees
- 64
- Inventors
- 235
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 2 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 3 | 1 |
| 2007 | 1 | 1 |
| 2008 | 3 | 4 |
| 2009 | 1 | 4 |
| 2010 | 2 | 1 |
| 2011 | 2 | 1 |
| 2012 | 2 | 5 |
| 2013 | 3 | 5 |
| 2014 | 2 | 3 |
| 2015 | 3 | 2 |
| 2016 | 3 | 5 |
| 2017 | 6 | 4 |
| 2018 | 2 | 3 |
| 2019 | 6 | 5 |
| 2020 | 7 | 5 |
| 2021 | 5 | 5 |
| 2022 | 6 | 4 |
| 2023 | 3 | 2 |
| 2024 | 4 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Drive system for a moving mechanism109US 4,100,822 A1978
- Hydraulic propulsion system61US 3,945,207 A1976
- Utility vehicle with work-performing attachment54US 6,138,069 ATextron Inc. · 2000
- Electric actuator for drive apparatus54US 9,114,798 B1Hydro-Gear Limited Partnership · 2015
- Hydrostatic transmission29US 6,651,529 B1Hydro-Gear Limited Partnership · 2003