B23B 29/00
Holders for non-rotary cutting tools
Official title: Holders for non-rotary cutting tools (B23B27/12 takes precedence); Boring bars or boring heads; Accessories for tool holders
B23B29/00 (Holders for non-rotary cutting tools) appears on 1,798 US grants and 1,360 published applications in this corpus.
Search patents in B23B- Granted patents
- 1,798
- Published applications
- 1,360
- Assignees
- 735
- Inventors
- 2,557
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 45 | 0 |
| 1978 | 23 | 0 |
| 1979 | 23 | 0 |
| 1980 | 27 | 0 |
| 1981 | 26 | 0 |
| 1982 | 17 | 0 |
| 1983 | 17 | 0 |
| 1984 | 26 | 0 |
| 1985 | 27 | 0 |
| 1986 | 56 | 0 |
| 1987 | 40 | 0 |
| 1988 | 40 | 0 |
| 1989 | 32 | 0 |
| 1990 | 22 | 0 |
| 1991 | 28 | 0 |
| 1992 | 28 | 0 |
| 1993 | 32 | 0 |
| 1994 | 23 | 0 |
| 1995 | 22 | 0 |
| 1996 | 10 | 0 |
| 1997 | 26 | 0 |
| 1998 | 30 | 0 |
| 1999 | 34 | 0 |
| 2000 | 28 | 0 |
| 2001 | 29 | 13 |
| 2002 | 25 | 27 |
| 2003 | 31 | 20 |
| 2004 | 26 | 38 |
| 2005 | 25 | 45 |
| 2006 | 32 | 40 |
| 2007 | 26 | 52 |
| 2008 | 34 | 57 |
| 2009 | 28 | 59 |
| 2010 | 39 | 58 |
| 2011 | 28 | 55 |
| 2012 | 33 | 49 |
| 2013 | 55 | 69 |
| 2014 | 63 | 63 |
| 2015 | 62 | 74 |
| 2016 | 57 | 64 |
| 2017 | 62 | 52 |
| 2018 | 72 | 61 |
| 2019 | 61 | 73 |
| 2020 | 61 | 71 |
| 2021 | 39 | 46 |
| 2022 | 45 | 70 |
| 2023 | 47 | 62 |
| 2024 | 43 | 66 |
| 2025 | 37 | 44 |
| 2026 | 31 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Automatic indexing for cutting insert15 Sep 2026US 12,734,586 B2Kennametal Inc.
- Holder, cutting tool, and method for manufacturing machined product25 Aug 2026US 12,715,045 B2KYOCERA Corporation
- Tool rest and machine tool25 Aug 2026US 12,715,048 B2Dmg Mori Co., Ltd.
- Turning tool11 Aug 2026US 12,703,025 B2Iscar, Ltd.
- Automatic indexing for cutting insert11 Aug 2026US 12,703,026 B2Kennametal Inc.
- Vibration-proof structure for rotating body8 Oct 2026US 2026/0307153 A1Big Daishowa Co., Ltd.
- Tool cutting edge adjusting head, method of operating same and correcting tool cutting edge wear8 Oct 2026US 2026/0307154 A1Blum-Novotest GmbH
- Boring tool and method for manufacturing machined product3 Sep 2026US 2026/0257281 A1KYOCERA Corporation
- Cutting tool, and method for manufacturing machined product3 Sep 2026US 2026/0257282 A1KYOCERA Corporation
- Vibration damped cutter holder27 Aug 2026US 2026/0249363 A1National Chung Hsing University
Most cited
By later US patents
- Tool changer for vertical boring machine1,027US 4,321,746 AWhite Consolidated Industries, Inc. · 1982
- Toolholder assembly76US 6,415,696 B1Kennametal PC Inc. · 2002
- Work cutting61US 4,213,356 A1980
- Machine-tool comprising two opposed coaxial spindles61US 4,457,193 ATarex Machines S.A. · 1984
- Device and a method for preventing or reducing vibrations in a cutting tool60US 7,234,379 B22007