B23Q 3/157
Of rotary tools
Official title: of rotary tools {(in combination with non-rotary tools B23Q3/15506, B23Q3/15513)}
B23Q3/157 (Of rotary tools) appears on 840 US grants and 592 published applications in this corpus.
Search patents in B23Q- Granted patents
- 840
- Published applications
- 592
- Assignees
- 407
- Inventors
- 1,586
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 13 | 0 |
| 1978 | 16 | 0 |
| 1979 | 8 | 0 |
| 1980 | 16 | 0 |
| 1981 | 11 | 0 |
| 1982 | 15 | 0 |
| 1983 | 12 | 0 |
| 1984 | 7 | 0 |
| 1985 | 16 | 0 |
| 1986 | 20 | 0 |
| 1987 | 36 | 0 |
| 1988 | 14 | 0 |
| 1989 | 29 | 0 |
| 1990 | 21 | 0 |
| 1991 | 10 | 0 |
| 1992 | 14 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 5 | 0 |
| 1997 | 11 | 0 |
| 1998 | 18 | 0 |
| 1999 | 25 | 0 |
| 2000 | 23 | 0 |
| 2001 | 21 | 12 |
| 2002 | 21 | 14 |
| 2003 | 16 | 6 |
| 2004 | 5 | 7 |
| 2005 | 5 | 16 |
| 2006 | 13 | 10 |
| 2007 | 7 | 10 |
| 2008 | 13 | 10 |
| 2009 | 12 | 17 |
| 2010 | 3 | 14 |
| 2011 | 3 | 14 |
| 2012 | 8 | 14 |
| 2013 | 12 | 35 |
| 2014 | 17 | 31 |
| 2015 | 22 | 37 |
| 2016 | 32 | 35 |
| 2017 | 26 | 36 |
| 2018 | 32 | 36 |
| 2019 | 40 | 34 |
| 2020 | 27 | 41 |
| 2021 | 27 | 30 |
| 2022 | 30 | 30 |
| 2023 | 25 | 40 |
| 2024 | 13 | 21 |
| 2025 | 12 | 22 |
| 2026 | 19 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23Q 3/15713A transfer device taking a single tool from a storage device and492
- B23Q 3/15706A single tool being inserted in a spindle directly from a storage254
- B23Q 3/15773A transfer device taking the tool from a storage device and passing91
- B23Q 3/1578For tool transfer in a machine tool with a horizontal and a19
- B23Q 3/15793A transfer device simultaneously taking a plurality of tools and inserting them18
- B23Q 3/15786A plurality of tools being inserted simultaneously in a plurality of spindles17
Recent patents
- Machine tool22 Sep 2026US 12,741,350 B2Dmg Mori Co., Ltd.
- Installation device for carrying out installation steps on a wall and method for exchanging a tool of an installation apparatus4 Aug 2026US 12,697,692 B2
- Machine tool having tool rest, control unit, tool storage unit, tool changing unit, and tool management unit4 Aug 2026US 12,697,693 B2Dmg Mori Co., Ltd.
- Apparatus for exchanging a tool of a boring bar and method of exchanging a tool of a boring bar using the same14 Jul 2026US 12,678,903 B2Dn Co., Ltd.
- Cutting machine for transversely cutting logs of paper material14 Jul 2026US 12,678,988 B2Futura S.P. A.
- Horizontal machine tool17 Sep 2026US 2026/0273680 A1Kede Numerical Control Co., Ltd.
- Machine tool6 Aug 2026US 2026/0225198 A1Schwäbische Werkzeugmaschinen GmbH
- Tool changer16 Jul 2026US 2026/0200026 A1Fanuc Corporation
- Tool replacing device9 Jul 2026US 2026/0192403 A1Fanuc Corporation
- Tool replacement apparatus9 Jul 2026US 2026/0192404 A1Fanuc Corporation
Most cited
By later US patents
- Friction stir welding method, frame members used therein, and product formed thereby151US 6,050,474 AHitachi, Ltd. · 2000
- System for automatic finishing of machine parts124US 5,091,861 AN.C.T. Limited · 1992
- High throughput hole forming system with multiple spindles per station116US 6,174,271 B1Electro Scientific Industries, Inc. · 2001
- Machine tool88US 4,309,600 ACincinnati Milacron Inc. · 1982
- Friction stir welding method, frame members used therein, and product formed thereby77US 7,036,707 B2Hitachi, Ltd. · 2006