F15B 2211/6058
With isolator valves
Official title: with isolator valves
F15B2211/6058 (With isolator valves) appears on 62 US grants and 26 published applications in this corpus.
Search patents in F15B- Granted patents
- 62
- Published applications
- 26
- Assignees
- 30
- Inventors
- 112
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 0 |
| 2017 | 3 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 2 | 1 |
| 2024 | 0 | 3 |
| 2025 | 5 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Working machine and control method therefor31 Mar 2026US 12,590,596 B2Kubota Corporation
- Electrically driven hydraulic work machine16 Sep 2025US 12,416,135 B2Hitachi Construction Machinery Tierra Co., Ltd.
- Load-controlled hydraulic supply for an attachment attached to an agricultural tractor8 Jul 2025US 12,352,292 B2Deere & Company
- Aerial work platform and floating control system thereof24 Jun 2025US 12,338,109 B2Hunan Sinoboom Intelligent Equipment Co., Ltd.
- Hydraulic system for working machine27 May 2025US 12,312,772 B2Kubota Corporation
- Working machine and control method therefor2 Oct 2025US 2025/0305523 A1Kubota Corporation
- An aerial work platform and floating control system thereof20 Mar 2025US 2025/0091849 A1Hunan Sinoboom Intelligent Equipment Co., Ltd.
- Arrangement for operating a load-controlled hydraulic system of an agricultural tractor2 Jan 2025US 2025/0003430 A1Deere & Company
- Hydraulic system for working machine22 Feb 2024US 2024/0060271 A1Kubota Corporation
- Hydraulic system for working machine15 Feb 2024US 2024/0052597 A1Kubota Corporation
Most cited
By later US patents
- Fast response load sense control system41US 4,986,071 AKomatsu Dresser Company · 1991
- Pressure compensating hydraulic control system41US 5,579,642 AHUSCO International, Inc. · 1996
- Load independent valve control for a plurality of hydraulic users32US 5,138,837 AMannesmann Rexroth GmbH · 1992
- Hydrostatic drive systems31US 4,425,759 ALinde Aktiengesellschaft · 1984
- Controller for hydraulic drive machine31US 5,630,317 AKabushiki Kaisha Komatsu Seisakusho · 1997