B23B 2231/2005
Keys preventing rotation
B23B2231/2005 (Keys preventing rotation) appears on 29 US grants and 23 published applications in this corpus.
Search patents in B23B- Granted patents
- 29
- Published applications
- 23
- Assignees
- 15
- Inventors
- 30
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 5 |
| 2016 | 2 | 2 |
| 2017 | 3 | 1 |
| 2018 | 3 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 3 |
| 2024 | 2 | 3 |
| 2025 | 2 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tool holder and tool holding structure including the same31 Mar 2026US 12,589,439 B2Nikken Kosakusho Works Ltd.
- Surgical tool handle assembly27 Jan 2026US 12,533,144 B2Shukla Medical
- Surgical tool handle assembly13 Jan 2026US 12,521,128 B2Shukla Medical
- Tap holder5 Aug 2025US 12,377,471 B2Sugino Machine Limited
- Cutter holder assembly capable of reducing longitudinal assembling gap between cutter and collet3 Jun 2025US 12,318,847 B2Shin-Yain Industrial Co., Ltd.
- Cutter holder assembly capable of reducing longitudinal assembling gap between cutter and collet20 Feb 2025US 2025/0058381 A1Shin-Yain Industrial Co., Ltd.
- Tool holder and tool holding structure including the same10 Oct 2024US 2024/0335889 A1Nikken Kosakusho Works Ltd.
- Surgical tool handle assembly22 Aug 2024US 2024/0277348 A1Shukla Medical
- Surgical tool handle assembly22 Aug 2024US 2024/0277349 A1Shukla Medical
- Tap holder30 Mar 2023US 2023/0094334 A1Sugino Machine Limited
Most cited
By later US patents
- Chuck assembly and collet32US 4,377,292 AThe Bendix Corporation · 1983
- Endmill adapter with integral collet18US 5,234,296 AKennametal Inc. · 1993
- Collet attachment/closer13US 5,431,416 A1995
- High torque chuck assembly and collet12US 4,266,895 AThe Bendix Corporation · 1981
- Chuck assembly and collet11US 4,197,044 AThe Bendix Corporation · 1980