F16H 39/08
Each with one main shaft and provided with pistons reciprocating in cylinders
Official title: each with one main shaft and provided with pistons reciprocating in cylinders
F16H39/08 (Each with one main shaft and provided with pistons reciprocating in cylinders) appears on 452 US grants and 255 published applications in this corpus.
Search patents in F16H- Granted patents
- 452
- Published applications
- 255
- Assignees
- 80
- Inventors
- 409
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 16 | 0 |
| 1991 | 9 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 13 | 4 |
| 2002 | 14 | 16 |
| 2003 | 11 | 8 |
| 2004 | 19 | 32 |
| 2005 | 24 | 23 |
| 2006 | 40 | 22 |
| 2007 | 23 | 31 |
| 2008 | 26 | 15 |
| 2009 | 18 | 12 |
| 2010 | 11 | 11 |
| 2011 | 14 | 3 |
| 2012 | 13 | 2 |
| 2013 | 7 | 3 |
| 2014 | 5 | 6 |
| 2015 | 8 | 7 |
| 2016 | 13 | 9 |
| 2017 | 10 | 5 |
| 2018 | 10 | 15 |
| 2019 | 15 | 9 |
| 2020 | 20 | 4 |
| 2021 | 7 | 4 |
| 2022 | 6 | 4 |
| 2023 | 5 | 4 |
| 2024 | 2 | 3 |
| 2025 | 5 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hydraulic assembly device, system and method6 Jan 2026US 12,516,653 B2Gartech, LLC
- HST and transmission18 Nov 2025US 12,473,964 B2Kanzaki Kokyukoki Mfg.Co., Ltd.
- Overspeed safeguards in hydraulically controlled fuel boost pump14 Oct 2025US 12,442,397 B2Eaton Intelligent Power Limited
- Zero-steering hydraulic drive axle26 Aug 2025US 12,397,856 B2Zhejiang Kc Mechanical & Electrical Co., Ltd.
- Hydraulic connection8 Jul 2025US 12,351,018 B2Caterpillar Inc.
- Hydraulic machine6 Aug 2026US 2026/0226967 A1Danfoss Scotland Limited
- Small displacement hydraulic actuator11 Jun 2026US 2026/0160278 A1Zhejiang Kc Mechanical & Electrical Co., Ltd.
- Hst and transmission16 Jan 2025US 2025/0020196 A1Kanzaki Kokyukoki Mfg.Co., Ltd.
- Hst and transmission device17 Oct 2024US 2024/0344601 A1Kanzaki Kokyukoki Mfg.Co., Ltd.
- Zero-steering Hydraulic Drive Axle28 Mar 2024US 2024/0101190 A1Zhejiang Kc Mechanical & Electrical Co., Ltd.
Most cited
By later US patents
- Axle driving system130US 5,339,631 AKanzaki Kokyukoki Mfg.Co., Ltd. · 1994
- HST system axle driving apparatus103US 4,893,524 AKanzaki Kokyukoki Mfg.Co., Ltd. · 1990
- Axle driving apparatus100US 4,905,472 AKanzaki Kokyukoki Mfg.Co., Ltd. · 1990
- Hydraulic power transmission88US 5,311,740 AKanzaki Kokyukoki Mfg.Co., Ltd. · 1994
- Vehicle transmission assembly76US 5,142,940 AKanzaki Kokyukoki Mfg.Co., Ltd. · 1992