B66F 9/143
Movements of forks relative to each other - symmetric
Official title: {Movements of forks relative to each other - symmetric}
B66F9/143 (Movements of forks relative to each other - symmetric) appears on 53 US grants and 51 published applications in this corpus.
Search patents in B66F- Granted patents
- 53
- Published applications
- 51
- Assignees
- 29
- Inventors
- 93
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 0 | 3 |
| 2019 | 6 | 1 |
| 2020 | 1 | 3 |
| 2021 | 4 | 6 |
| 2022 | 3 | 5 |
| 2023 | 4 | 6 |
| 2024 | 4 | 5 |
| 2025 | 2 | 4 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adjustable fork for heavy loads11 Aug 2026US 12,703,617 B2Manitou Italia S.R.L.
- Attachments for industrial material handling equipment2 Jun 2026US 12,643,778 B2Cascade Corporation
- Side-shift fork carriage for a material handling machine5 May 2026US 12,617,660 B2J. C. Bamford Excavators Limited
- Synchronized hybrid clamp force controller for lift truck attachment17 Mar 2026US 12,577,091 B2Cascade Corporation
- Autonomous transport vehicle26 Aug 2025US 12,398,029 B2Symbotic LLC
- Autonomous transport vehicle25 Dec 2025US 2025/0388440 A1Symbotic LLC
- Fork assembly and warehousing robot16 Oct 2025US 2025/0320095 A1Hai Robotics Co., Ltd.
- Continuous and discrete estimation of payload engagement/disengagement sensing12 Jun 2025US 2025/0187884 A1Seegrid Corporation
- Synchronized hybrid clamp force controller for lift truck attachment6 Mar 2025US 2025/0074757 A1Cascade Corporation
- Fork assembly for forklifts31 Oct 2024US 2024/0359960 A1
Most cited
By later US patents
- Fork unit having adjustable forks31US 4,381,166 A1983
- Multiple-pair fork positioner28US 5,096,363 ACascade Corporation · 1992
- Load carrying arrangement for a lift truck27US 4,395,188 AKaup & Co. KG · 1983
- Extend and retract control for fork lifts26US 5,011,363 ACrown Equipment Corporation · 1991
- Fork-lift attachment with four laterally displaceable prongs23US 4,533,290 AHans H. Meyer GmbH Maschinenbau · 1985