B25B 23/0014
Screwdriver- or wrench-heads provided with cardan joints or the like
Official title: {Screwdriver- or wrench-heads provided with cardan joints or the like}
B25B23/0014 (Screwdriver- or wrench-heads provided with cardan joints or the like) appears on 102 US grants and 100 published applications in this corpus.
Search patents in B25B- Granted patents
- 102
- Published applications
- 100
- Assignees
- 46
- Inventors
- 136
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 0 |
| 2002 | 3 | 2 |
| 2003 | 0 | 2 |
| 2004 | 1 | 4 |
| 2005 | 2 | 3 |
| 2006 | 3 | 3 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 4 |
| 2010 | 0 | 4 |
| 2011 | 2 | 4 |
| 2012 | 4 | 4 |
| 2013 | 1 | 2 |
| 2014 | 3 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 3 |
| 2017 | 1 | 0 |
| 2018 | 2 | 4 |
| 2019 | 1 | 5 |
| 2020 | 2 | 6 |
| 2021 | 4 | 4 |
| 2022 | 8 | 14 |
| 2023 | 6 | 7 |
| 2024 | 7 | 7 |
| 2025 | 9 | 8 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tool handle with handle that is rotatable29 Sep 2026US 12,746,656 B2Nantong Tianmao Machinery Manufacturing Co., Ltd.
- Retaining driver system4 Aug 2026US 12,697,157 B2Nexus Spine, LLC
- Engaging structure for hand tool27 Jan 2026US 12,533,774 B2
- Flexible head joints for cordless ratchet tools30 Dec 2025US 12,508,696 B2Snap-on Incorporated
- Power tool23 Sep 2025US 12,420,386 B2Nanjing Chervon Industry Co., Ltd.
Most cited
By later US patents
- Socket wrench and set113US 4,328,720 A1982
- Semi-universal torque coupling79US 5,738,586 AConsolidated Devices, Inc. · 1998
- Flexible power tools67US 4,748,872 A1988
- Drive tool equipped with a locking mechanism48US 6,145,416 AFacom · 2000
- Tool retaining device for power tool48US 7,565,854 B2Hsin Ying Enterprise Co., Ltd. · 2009