B23B 2231/026
Grooves
B23B2231/026 (Grooves) appears on 106 US grants and 97 published applications in this corpus.
Search patents in B23B- Granted patents
- 106
- Published applications
- 97
- Assignees
- 62
- Inventors
- 168
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 4 |
| 2002 | 3 | 4 |
| 2003 | 3 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 4 |
| 2006 | 2 | 0 |
| 2007 | 3 | 3 |
| 2008 | 0 | 1 |
| 2009 | 2 | 6 |
| 2010 | 1 | 2 |
| 2011 | 4 | 5 |
| 2012 | 1 | 1 |
| 2013 | 1 | 6 |
| 2014 | 4 | 10 |
| 2015 | 1 | 9 |
| 2016 | 8 | 5 |
| 2017 | 6 | 4 |
| 2018 | 10 | 4 |
| 2019 | 1 | 5 |
| 2020 | 3 | 2 |
| 2021 | 9 | 6 |
| 2022 | 2 | 2 |
| 2023 | 1 | 6 |
| 2024 | 3 | 2 |
| 2025 | 3 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for transmitting torque from a drill to a drill bit25 Nov 2025US 12,479,034 B2Hilti Aktiengesellschaft
- Pin drive rotary surgical cutting tools and powered handpieces14 Oct 2025US 12,440,902 B2Medtronic PS Medical, Inc.
- Cutting tool, module, cutting tool unit, and cutting system15 Jul 2025US 12,358,056 B2Sumitomo Electric Industries, Ltd.
- Rotary cutting tool10 Dec 2024US 12,162,084 B2Osg Corporation
- Device for transmitting torque from a drill to a drill bit6 Aug 2024US 12,053,830 B2Hilti Aktiengesellschaft
- Stress-reducing, torque transmission design for modular drills9 Apr 2026US 2026/0097437 A1Kennametal Inc.
- Cutting unit, cutting tool, cutting tool rest, and method for manufacturing cut article5 Mar 2026US 2026/0061499 A1KYOCERA Corporation
- Cutting Tool With Flat Sided Groove For Non Rotation20 Nov 2025US 2025/0353083 A1Kennametal Inc.
- A quick-change type tool holder structure with high positioning accuracy6 Feb 2025US 2025/0041948 A1Beijing Worldia Diamond Tools Co., Ltd
- Tool bit and bit holder28 Nov 2024US 2024/0390989 A1Milwaukee Electric Tool Corporation
Most cited
By later US patents
- Multi-stepped power drill bit having handle chuck adaptor69US 5,466,100 AAlfa Manufacturing Industries, Inc. · 1995
- Quick-change adapter and tools for use with the adapter64US 4,818,157 A1989
- Drill for percussion drilling machines63US 4,051,905 AGerbruder Heller · 1977
- Rotary tool with improved coupling assembly61US 9,414,848 B2Gyrus ACMI, Inc. · 2016
- Drill bit for non-linear drilling53US 6,431,801 B1Maxtech Manufacturing Inc. · 2002