B23Q 5/20
Adjusting or stopping working-spindles in a predetermined position
B23Q5/20 (Adjusting or stopping working-spindles in a predetermined position) appears on 58 US grants and 37 published applications in this corpus.
Search patents in B23Q- Granted patents
- 58
- Published applications
- 37
- Assignees
- 52
- Inventors
- 129
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 3 |
| 2015 | 1 | 3 |
| 2016 | 3 | 1 |
| 2017 | 3 | 3 |
| 2018 | 4 | 4 |
| 2019 | 4 | 4 |
| 2020 | 2 | 3 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 5 |
| 2024 | 1 | 2 |
| 2025 | 3 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Spindle for a machine tool15 Sep 2026US 12,734,627 B2GF Machining Solutions AG
- Screwdriver23 Sep 2025US 12,420,385 B2Makita Corporation
- Belt-transmission angle attachment head5 Aug 2025US 12,377,475 B2Kede Numerical Control Co., Ltd.
- Spindle drive tool and method of refilling a lubricant cartridge of an automatic lubrication system using such a tool11 Mar 2025US 12,246,406 B2Aktiebolaget Skf
- Machine tool26 Nov 2024US 12,151,329 B2Haru Technique Laboratory Inc.
- Spindle for a machine tool17 Apr 2025US 2025/0121467 A1GF Machining Solutions AG
- Rotary shaft clamp device10 Apr 2025US 2025/0114847 A1Shibaura Machine Co., Ltd.
- Cable drive for positioning an end effector for working on a part3 Oct 2024US 2024/0326260 A1
- Screwdriver18 Jan 2024US 2024/0017382 A1Makita Corporation
- Machine tool19 Oct 2023US 2023/0330794 A1Haru Technique Laboratory Inc.
Most cited
By later US patents
- Tool orienting and release mechanism for machine tool18US 4,075,927 AHoudaille Industries, Inc. · 1978
- Turret with several drivable tool spindles for a machine tool16US 4,872,244 AIndex-Werke Comm.-Ges. Hahn & Tessky · 1989
- Machine tool with a turret head for tool spindles15US 4,051,583 AToyoda Koki Kabushiki Kaisha · 1977
- Machine tool14US 5,351,376 AKitamura Machinery Co., Ltd. · 1994
- Angle spindle attachment with tool chucking device13US 6,234,731 B1Toshiba Kikai Kabushiki Kaisha · 2001