B23B 2231/0268
Radial grooves
B23B2231/0268 (Radial grooves) appears on 46 US grants and 37 published applications in this corpus.
Search patents in B23B- Granted patents
- 46
- Published applications
- 37
- Assignees
- 30
- Inventors
- 67
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 3 | 3 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 4 |
| 2015 | 1 | 6 |
| 2016 | 3 | 2 |
| 2017 | 4 | 2 |
| 2018 | 5 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 0 |
| 2021 | 1 | 3 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cutting tool, module, cutting tool unit, and cutting system15 Jul 2025US 12,358,056 B2Sumitomo Electric Industries, Ltd.
- Tool retainer8 Aug 2023US 11,719,098 B2Kennametal Inc.
- Cutting insert and cutting tool1 Nov 2022US 11,484,949 B2Hartmetall-Werkzeugfabrik Paul Horn GmbH
- Clamping device with hydraulic clamping24 Aug 2021US 11,097,356 B2Emuge-Werk Richard Glimpel Fabrik fuer Praezisionswerkzeuge
- Rotating tool having a tool anchorage arrangement following a stepped path and method of positioning said tool18 Aug 2020US 10,744,571 B2Iscar, Ltd.
- Stress-reducing, torque transmission design for modular drills9 Apr 2026US 2026/0097437 A1Kennametal Inc.
- Cutting Tool With Flat Sided Groove For Non Rotation20 Nov 2025US 2025/0353083 A1Kennametal Inc.
- Tool Retainer16 Mar 2023US 2023/0084514 A1Kennametal Inc.
- Cutting tool, module, cutting tool unit, and cutting system13 Oct 2022US 2022/0324032 A1Sumitomo Electric Industries, Ltd.
- Tool holder10 Jun 2021US 2021/0170496 A1
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
- 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
- Tool system that can be coupled to a lathe drive shaft50US 6,302,408 B12001