B66C 1/44
And applying frictional forces
Official title: and applying frictional forces
B66C1/44 (And applying frictional forces) appears on 437 US grants and 325 published applications in this corpus.
Search patents in B66C- Granted patents
- 437
- Published applications
- 325
- Assignees
- 280
- Inventors
- 733
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 12 | 0 |
| 1982 | 10 | 0 |
| 1983 | 6 | 0 |
| 1984 | 10 | 0 |
| 1985 | 9 | 0 |
| 1986 | 7 | 0 |
| 1987 | 11 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 8 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 3 |
| 2002 | 8 | 10 |
| 2003 | 10 | 5 |
| 2004 | 5 | 8 |
| 2005 | 4 | 3 |
| 2006 | 4 | 9 |
| 2007 | 3 | 7 |
| 2008 | 4 | 5 |
| 2009 | 4 | 9 |
| 2010 | 7 | 20 |
| 2011 | 3 | 12 |
| 2012 | 10 | 10 |
| 2013 | 19 | 13 |
| 2014 | 18 | 18 |
| 2015 | 10 | 20 |
| 2016 | 9 | 9 |
| 2017 | 20 | 11 |
| 2018 | 17 | 20 |
| 2019 | 15 | 24 |
| 2020 | 22 | 21 |
| 2021 | 14 | 20 |
| 2022 | 18 | 16 |
| 2023 | 9 | 20 |
| 2024 | 18 | 10 |
| 2025 | 10 | 15 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System for detecting an entity in the vicinity of a drilling machine, and corresponding method25 Aug 2026US 12,715,740 B2Mbi Produits De Forage Inc.
- Piling machine14 Jul 2026US 12,680,254 B2JDC Corporation
- Retrieval device with locking feature16 Jun 2026US 12,654,338 B1
- Pneumatically operated web lifting tongs16 Jun 2026US 12,654,997 B2Lm Wind Power A/S
- Work machine and control device for work machine26 May 2026US 12,637,827 B2Sumitomo Heavy Industries, Ltd.
- Clamping mechanism and limiting mechanism for lifting device8 Oct 2026US 2026/0307948 A1Great Circle Machinery Corp
- Upending Device16 Jul 2026US 2026/0200705 A1Iqip Holding B.V.
- Robotic cell system for balancing a wheel and tire assembly18 Jun 2026US 2026/0168878 A1International Wheel & Tire Company
- Latch assembly for lifting devices, cam pins therefor, lifting devices equipped therewith, and methods of operation14 May 2026US 2026/0132000 A1
- Heel for grapple assembly23 Apr 2026US 2026/0109580 A1Komatsu America Corp.
Most cited
By later US patents
- Internal elevator94US 4,320,915 AVarco International, Inc. · 1982
- Clamp77US 3,986,746 AGuy-Chart Tools Limited · 1976
- Method and device for manipulating an object65US 8,548,626 B2iRobot Corporation · 2013
- Refuse bin grabbing apparatus54US 5,562,386 AMacDonald Johnston Engineering Co. Pty. Ltd. · 1996
- Gripping apparatus52US 5,398,983 A1995