B23B 2260/084
Hirth couplings
B23B2260/084 (Hirth couplings) appears on 20 US grants and 14 published applications in this corpus.
Search patents in B23B- Granted patents
- 20
- Published applications
- 14
- Assignees
- 21
- Inventors
- 53
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 4 |
| 2022 | 2 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Clamping mechanism and electric tool6 Jan 2026US 12,515,260 B2Shandong Weida Machinery Co., Ltd.
- Shaft coupling for machine tools17 Jun 2025US 12,331,775 B2Horiba Europe GmbH
- Cutting tool10 Sep 2024US 12,083,604 B2Dmg Mori Co., Ltd.
- Built-in type electric driving system of machine tool and operation method therefor11 Oct 2022US 11,465,251 B2Dong-A University Research Foundation for Industry-Academy Cooperation
- Tool adapter5 Jul 2022US 11,376,669 B2
- Modular cutting tool16 Apr 2026US 2026/0102824 A1Gühring KG
- Clamping Mechanism and Electric Tool6 Mar 2025US 2025/0073846 A1Shandong Weida Machinery Co., Ltd.
- Tool holder interface of a machine tool, tool turret and tool holder for live tools19 Sep 2024US 2024/0307974 A1Gildemeister Italiana S.P.A.
- Conveniently Operated Electronic Lathe26 Oct 2023US 2023/0339057 A1Shandong Shansen Numerical Control Technology Co, Ltd
- Shaft Coupling for Machine Tools2 Feb 2023US 2023/0030445 A1FerRobotics Compliant Robot Technology GmbH
Most cited
By later US patents
- Throw-away cutting tool57US 6,626,614 B2Sumitomo Electric Industries, Ltd. · 2003
- Tool and workpiece holding arrangement for material removing machining42US 4,655,655 AGildemeister-Devlieg System-Werkzeuge GmbH · 1987
- Composite tool unit for chip-removing machining25US 4,632,614 A1986
- Quick change tool holder25US 4,655,631 ARogers Tool Works, Inc. · 1987
- Quick change tool holder17US 4,784,543 ARogers Tool Works, Inc. · 1988