B23B 29/025
Boring toolholders fixed on the boring bar
Official title: {Boring toolholders fixed on the boring bar}
B23B29/025 (Boring toolholders fixed on the boring bar) appears on 18 US grants and 21 published applications in this corpus.
Search patents in B23B- Granted patents
- 18
- Published applications
- 21
- Assignees
- 20
- Inventors
- 46
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 3 | 0 |
| 2019 | 2 | 1 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 2 |
| 2024 | 1 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Holder, cutting tool, and method for manufacturing machined product5 May 2026US 12,617,025 B2KYOCERA Corporation
- Long boring bar device of machine tool2 Sep 2025US 12,403,534 B2Dn Solutions Co., Ltd.
- Boring tool holder and turning tool21 Jan 2025US 12,202,052 B2Sumitomo Electric Hardmetal Corp.
- Machining tool with a double tubular body and method for manufacturing such a tool10 Sep 2024US 12,083,606 B2Process Conception Ingenierie-Societe De Construction D'Equipements, De Mecanisation Et De Machines
- Double-ended cutting insert having mounting projection with insert upper abutment and insert stopper surfaces18 Oct 2022US 11,471,953 B2Iscar, Ltd.
- Rotary Boring Tool16 Apr 2026US 2026/0102828 A1Kennametal Inc.
- Portable boring machine4 Jul 2024US 2024/0217004 A1Enerpac Tool Group Corp.
- Holder, cutting tool, and method for manufacturing machined product4 Jul 2024US 2024/0217005 A1KYOCERA Corporation
- Boring bar and a non-rotating boring tool and a boring arrangement comprising such a boring bar19 Oct 2023US 2023/0330752 A1Seco Tools Tooling Systems
- Long boring bar device of machine tool9 Mar 2023US 2023/0072409 A1Dn Solutions Co., Ltd.
Most cited
By later US patents
- Revolving pilot tool8US 6,033,161 A2000
- Machining differential housings5US 7,096,563 B2Emag Holding GmbH · 2006
- Facing and grooving tool4US 4,164,381 A1979
- Safe mode cross slide system2US 10,413,971 B12019
- Insert holder having transversely oriented insert receiving pocket with upper stopper surface, cutting tool and cutting insert2US 10,857,603 B2Iscar, Ltd. · 2020