B23B 2231/0264
Axial grooves
B23B2231/0264 (Axial grooves) appears on 40 US grants and 34 published applications in this corpus.
Search patents in B23B- Granted patents
- 40
- Published applications
- 34
- Assignees
- 27
- Inventors
- 68
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 3 |
| 2002 | 0 | 3 |
| 2003 | 3 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 3 |
| 2010 | 1 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 3 | 2 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 3 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 3 |
| 2024 | 3 | 2 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
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.
- 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
- Pin drive rotary surgical cutting tools and powered handpieces9 Jan 2024US 11,864,784 B2Medtronic PS Medical, Inc.
- Tool bit and bit holder28 Nov 2024US 2024/0390989 A1Milwaukee Electric Tool Corporation
- Pin drive rotary surgical cutting tools and powered handpieces2 May 2024US 2024/0138872 A1Medtronic PS Medical, Inc.
- Device for Transmitting Torque from a Drill to a Drill Bit2 Mar 2023US 2023/0061987 A1Hilti Aktiengesellschaft
- Device for Transmitting Torque from a Drill to a Drill Bit16 Feb 2023US 2023/0047019 A1Hilti Aktiengesellschaft
- Device for Transmitting Torque from a Drill to a Drill Bit16 Feb 2023US 2023/0051973 A1Hilti Aktiengesellschaft
Most cited
By later US patents
- Drill for percussion drilling machines63US 4,051,905 AGerbruder Heller · 1977
- Drill for hand-held drilling devices38US 4,565,472 AHilti Aktiengesellschaft · 1986
- Holder for tools and similar objects35US 3,945,653 ARobert Bosch GmbH · 1976
- Tool shaft for a tool of the percussive and rotative type31US 5,028,057 ARobert Bosch GmbH · 1991
- Irregular-shank tools and drivers therefor31US 7,766,585 B2Team Fair Holdings Limited · 2010