F15B 2211/40546
With flow combiners
Official title: with flow combiners
F15B2211/40546 (With flow combiners) appears on 20 US grants and 16 published applications in this corpus.
Search patents in F15B- Granted patents
- 20
- Published applications
- 16
- Assignees
- 21
- Inventors
- 57
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic drive device9 Jun 2026US 12,650,136 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hydraulic system for a multi-function machine9 Nov 2021US 11,168,711 B2Deere & Company
- Hydraulic leveling circuit for power machines9 Nov 2021US 11,168,712 B2Clark Equipment Company
- Control system, work machine, and control method10 Sep 2019US 10,407,865 B2Komatsu Ltd.
- Method for controlling driving flow of wheel excavator13 Dec 2016US 9,518,377 B2Hyundai Heavy Industries Co., Ltd.
- Displacement Power Controllers and Applications5 Mar 2026US 2026/0063150 A1Perisseuma Technologies LLC
- Hydraulic drive device25 Dec 2025US 2025/0389104 A1Kawasaki Jukogyo Kabushiki Kaisha
- Hydraulic drive device18 Dec 2025US 2025/0382980 A1Kawasaki Jukogyo Kabushiki Kaisha
- Variable Displacement Power Controllers and Applications14 Nov 2024US 2024/0376913 A1Perisseuma Technologies LLC
- Hydraulic leveling circuit for power machines4 Aug 2022US 2022/0243744 A1
Most cited
By later US patents
- Hydraulic drive and steering systems for a vehicle48US 5,427,195 AInt. Silvatech Ltd. · 1995
- Hydraulic drive and steering systems for a vehicle35US 5,899,292 A1999
- Hydrostatic drive systems31US 4,425,759 ALinde Aktiengesellschaft · 1984
- Hydrostatic drives15US 4,665,699 ALinde Aktiengesellschaft · 1987
- Integrated hydraulic circuit for off highway work vehicles13US 4,321,793 AKabushiki Kaisha Komatsu Seisakusho · 1982