B25B 13/488
For connections where two parts must be turned in opposite directions by
Official title: {for connections where two parts must be turned in opposite directions by one tool}
B25B13/488 (For connections where two parts must be turned in opposite directions by) appears on 85 US grants and 69 published applications in this corpus.
Search patents in B25B- Granted patents
- 85
- Published applications
- 69
- Assignees
- 48
- Inventors
- 143
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 2 | 3 |
| 2006 | 0 | 2 |
| 2007 | 3 | 2 |
| 2008 | 1 | 4 |
| 2009 | 2 | 6 |
| 2010 | 2 | 6 |
| 2011 | 3 | 2 |
| 2012 | 4 | 2 |
| 2013 | 2 | 2 |
| 2014 | 3 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 7 |
| 2018 | 2 | 4 |
| 2019 | 7 | 5 |
| 2020 | 3 | 4 |
| 2021 | 2 | 5 |
| 2022 | 4 | 1 |
| 2023 | 3 | 5 |
| 2024 | 1 | 1 |
| 2025 | 3 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nut arrangement, rock bolt and driver apparatus7 Oct 2025US 12,435,748 B2Mohlalefi (Pty) Ltd.
- Structure for replacing shear wrench head27 May 2025US 12,311,509 B2Techway Industrial Co., Ltd.
- Apparatus and system for a disposable torque limiting tip wrench28 Jan 2025US 12,208,035 B2Johnson & Johnson Surgical Vision, Inc.
- Fastening socket for assembling structures and associated attachment4 Jun 2024US 11,999,031 B2Lisi Aerospace
- Locking thread fasteners12 Sep 2023US 11,754,112 B2
- Nut Arrangement, Rock Bolt and Driver Apparatus19 Mar 2026US 2026/0078793 A1Mohlalefi (Pty) Ltd.
- Torque multiplier wrench15 Jan 2026US 2026/0014679 A1The Boeing Company
- Wheel fastening system21 Aug 2025US 2025/0262887 A1Mcmurtry Automotive Limited
- Apparatus and system for a disposable torque limiting tip wrench15 May 2025US 2025/0152418 A1Johnson & Johnson Surgical Vision, Inc.
- Pipe fitting tool10 Apr 2025US 2025/0114921 A1Milwaukee Electric Tool Corporation
Most cited
By later US patents
- Screw and driver235US 5,217,462 APfizer Hospital Products Group, Inc. · 1993
- Wireless data transmitting and receiving system105US 8,264,374 B2Maeda Metal Industries, Ltd. · 2012
- Nut driver83US 6,487,940 B2Associated Toolmakers Incorporated · 2002
- Double-nut tool and method of setting the toe angle of a vehicle wheel55US 6,598,500 B1Honda Giken Kogyo Kabushiki Kaisha · 2003
- Mechanism in a powered hand-held rotary driver for counteracting reaction torque46US 5,354,246 A1994