F15B 2011/0246
With variable regeneration flow
Official title: {with variable regeneration flow}
F15B2011/0246 (With variable regeneration flow) appears on 32 US grants and 32 published applications in this corpus.
Search patents in F15B- Granted patents
- 32
- Published applications
- 32
- Assignees
- 26
- Inventors
- 82
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 4 |
| 2016 | 0 | 2 |
| 2017 | 3 | 3 |
| 2018 | 2 | 1 |
| 2019 | 4 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 5 |
| 2023 | 3 | 3 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic drive device18 Aug 2026US 12,710,061 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hydraulic drive system5 May 2026US 12,618,421 B2Kawasaki Jukogyo Kabushiki Kaisha
- Forklift truck mounted on a carrier vehicle13 Jan 2026US 12,522,488 B2Manitou Bf
- Pneumatic device with a movably mounted piston15 Jul 2025US 12,359,682 B2Afag Holding AG
- Hydraulic drive system8 Jul 2025US 12,352,293 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hydraulic valve and hydraulic circuit25 Jun 2026US 2026/0177081 A1Komatsu Ltd.
- Hydraulic drive device22 Jan 2026US 2026/0022712 A1Kawasaki Jukogyo Kabushiki Kaisha
- Hydraulic drive device22 Jan 2026US 2026/0022718 A1
- Hydraulic actuator12 Jun 2025US 2025/0187724 A1Airbus Operations GmbH
- Hydraulic drive system10 Apr 2025US 2025/0116280 A1Kawasaki Jukogyo Kabushiki Kaisha
Most cited
By later US patents
- Independent and regenerative mode fluid control system24US 6,715,403 B2Caterpillar Inc. · 2004
- Variable-regeneration directional control valve for construction vehicles16US 5,862,831 AVolvo Construction Equipment Korea Co., Ltd. · 1999
- Hydraulic recovery device14US 5,442,912 AHitachi Construction Machinery Co., Ltd. · 1995
- Hydraulic cylinder extending in three force modes13US 4,375,181 A1983
- Hydraulic recovery system for construction machine and construction machine using the same7US 6,502,499 B2Hitachi Construction Machinery Co., Ltd. · 2003