B23Q 17/22
Arrangements for observing, indicating or measuring on machine tools: for indicating or
Official title: for indicating or measuring existing or desired position of tool or work {(B23Q16/005 takes precedence)}
B23Q17/22 (Arrangements for observing, indicating or measuring on machine tools: for indicating or) appears on 1,049 US grants and 886 published applications in this corpus.
Search patents in B23Q- Granted patents
- 1,049
- Published applications
- 886
- Assignees
- 594
- Inventors
- 2,217
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 8 | 0 |
| 1980 | 7 | 0 |
| 1981 | 12 | 0 |
| 1982 | 12 | 0 |
| 1983 | 10 | 0 |
| 1984 | 13 | 0 |
| 1985 | 9 | 0 |
| 1986 | 12 | 0 |
| 1987 | 16 | 0 |
| 1988 | 11 | 0 |
| 1989 | 14 | 0 |
| 1990 | 12 | 0 |
| 1991 | 16 | 0 |
| 1992 | 12 | 0 |
| 1993 | 23 | 0 |
| 1994 | 16 | 0 |
| 1995 | 12 | 0 |
| 1996 | 13 | 0 |
| 1997 | 18 | 0 |
| 1998 | 23 | 0 |
| 1999 | 18 | 0 |
| 2000 | 16 | 0 |
| 2001 | 22 | 11 |
| 2002 | 13 | 27 |
| 2003 | 27 | 31 |
| 2004 | 24 | 37 |
| 2005 | 32 | 25 |
| 2006 | 24 | 38 |
| 2007 | 22 | 25 |
| 2008 | 28 | 20 |
| 2009 | 9 | 19 |
| 2010 | 15 | 32 |
| 2011 | 14 | 26 |
| 2012 | 17 | 26 |
| 2013 | 19 | 24 |
| 2014 | 22 | 22 |
| 2015 | 18 | 33 |
| 2016 | 30 | 28 |
| 2017 | 33 | 44 |
| 2018 | 33 | 41 |
| 2019 | 38 | 67 |
| 2020 | 52 | 53 |
| 2021 | 37 | 74 |
| 2022 | 50 | 42 |
| 2023 | 44 | 48 |
| 2024 | 40 | 44 |
| 2025 | 37 | 29 |
| 2026 | 22 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23Q 17/2233For adjusting the tool relative to the workpiece476
- B23Q 17/2216For adjusting the tool into its holder129
- B23Q 17/2291For adjusting the workpiece relative to the holder thereof36
- B23Q 17/2208Detection or prevention of collisions24
- B23Q 17/2283For adjusting the distance between coaxially rotating tools8
Recent patents
- Five-axis spatial precision measurement fixture22 Sep 2026US 12,741,352 B2Industrial Technology Research Institute
- Self-powered sensing tool holder15 Sep 2026US 12,734,625 B2National Kaohsiung University of Science and Technology
- Spindle for a machine tool15 Sep 2026US 12,734,627 B2GF Machining Solutions AG
- Method and system for determining a workpiece loading location in a CNC machine with a robotic arm18 Aug 2026US 12,709,006 B2Hurco Companies, Inc.
- Machine tool with removable workpiece support28 Jul 2026US 12,691,501 B2Mazak Corporation
- High-rigidity turning and milling compound power tool spindle structure17 Sep 2026US 2026/0273677 A1Dalian University of Technology
- Measurement devices and measurement methods for zero-point positioning of machine tool rotary axes13 Aug 2026US 2026/0235396 A1Chengdu Aircraft Industrial (Group) Co., Ltd.
- Machining trajectory display system16 Jul 2026US 2026/0200028 A1Toyota Jidosha Kabushiki Kaisha
- Material removal device comprising an impedance detection system for detecting the tool coming into contact with a metal reinforcement contained in the object being worked on16 Jul 2026US 2026/0202221 A1Compagnie Generale Des Etablissements Michelin
- Automated machining tool for removing material from a surface of a wind turbine blade, and method of performing a machining operation on a wind turbine blade9 Jul 2026US 2026/0192415 A1Vestas Wind Systems A/S
Most cited
By later US patents
- Sleeved stop for a drill bit349US 7,210,881 B22007
- Electronic drill guide310US 9,114,494 B12015
- Cutting tool200US 4,893,662 A1990
- Lapping control system for magnetic transducers95US 4,914,868 AInternational Business Machines Corporation · 1990
- Tool tip conductivity contact sensor and method95US 6,481,939 B12002