B66F 3/26
Adaptations or arrangements of pistons
B66F3/26 (Adaptations or arrangements of pistons) appears on 78 US grants and 88 published applications in this corpus.
Search patents in B66F- Granted patents
- 78
- Published applications
- 88
- Assignees
- 65
- Inventors
- 164
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 2 |
| 2003 | 4 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 2 | 8 |
| 2015 | 7 | 4 |
| 2016 | 3 | 0 |
| 2017 | 1 | 5 |
| 2018 | 0 | 5 |
| 2019 | 2 | 8 |
| 2020 | 6 | 11 |
| 2021 | 7 | 2 |
| 2022 | 4 | 5 |
| 2023 | 7 | 9 |
| 2024 | 6 | 9 |
| 2025 | 7 | 5 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pneumatic lifting device7 Jul 2026US 12,673,855 B2
- Apparatus for spreading opposing surfaces12 May 2026US 12,623,891 B2
- Hyraulic jack20 Jan 2026US 12,528,679 B2Ningbo Lianda Winch Co., Ltd.
- Jack device and work machine equipped with jack device6 Jan 2026US 12,515,930 B2Kobelco Construction Machinery Co., Ltd.
- Trailer stroke extender and hydraulic trailer system23 Dec 2025US 12,503,164 B2Mammoet Holding B.V.
- Hydraulic car jack29 Jan 2026US 2026/0028209 A1EWO Fluid Power GmbH
- Readily-operable hydraulic cylinder25 Dec 2025US 2025/0389286 A1Intradin (Huzhou) Intelligent Technology Co., Ltd.
- Hydraulic jack assembly and pin puller assembly2 Oct 2025US 2025/0305522 A1Enerpac Tool Group Corp.
- Coil lifters21 Aug 2025US 2025/0262657 A1Sdns, Inc.
- Modular system for the shelter, transport, positioning and elevation of sensor vehicles on the territory26 Jun 2025US 2025/0206585 A1
Most cited
By later US patents
- Hydraulic grain storage bin lifting system and method33US 6,311,952 B22001
- Bore sealing telescopic hoist26US 7,685,929 B2Industries Mailhot Inc. · 2010
- Pump arrangement for a linear fluid operated device17US 4,509,409 ATowmotor Corporation · 1985
- Bin lifting system14US 6,641,115 B12003
- Device raising and lowering apparatus12US 5,850,713 AYuasa Koki Co., Ltd · 1998