B23Q 3/18
Devices holding, supporting, or positioning work or tools, of a kind normally
Official title: for positioning only
B23Q3/18 (Devices holding, supporting, or positioning work or tools, of a kind normally) appears on 674 US grants and 525 published applications in this corpus.
Search patents in B23Q- Granted patents
- 674
- Published applications
- 525
- Assignees
- 457
- Inventors
- 1,301
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 10 | 0 |
| 1987 | 4 | 0 |
| 1988 | 10 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 12 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 15 | 0 |
| 1997 | 17 | 0 |
| 1998 | 15 | 0 |
| 1999 | 21 | 0 |
| 2000 | 20 | 0 |
| 2001 | 35 | 7 |
| 2002 | 13 | 21 |
| 2003 | 19 | 20 |
| 2004 | 18 | 27 |
| 2005 | 21 | 28 |
| 2006 | 15 | 15 |
| 2007 | 16 | 17 |
| 2008 | 11 | 10 |
| 2009 | 3 | 12 |
| 2010 | 13 | 9 |
| 2011 | 6 | 10 |
| 2012 | 9 | 11 |
| 2013 | 10 | 18 |
| 2014 | 7 | 21 |
| 2015 | 15 | 41 |
| 2016 | 32 | 20 |
| 2017 | 30 | 27 |
| 2018 | 24 | 23 |
| 2019 | 15 | 24 |
| 2020 | 36 | 34 |
| 2021 | 25 | 30 |
| 2022 | 26 | 21 |
| 2023 | 27 | 22 |
| 2024 | 23 | 17 |
| 2025 | 16 | 16 |
| 2026 | 8 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Positioner and guiding device having positioner15 Sep 2026US 12,734,626 B2
- Automatically replaceable fixture plate30 Jun 2026US 12,667,921 B2Shin-Yain Industrial Co., Ltd.
- Transfer device16 Jun 2026US 12,654,269 B2SK On Co., Ltd.
- Gemstone centering device19 May 2026US 12,629,799 B2Gemological Appraisal Association, Inc.
- Jigging systems for fabricating timber frames and applying attachments to members thereof19 May 2026US 12,631,035 B2Illinois Tool Works Inc.
- Substrate holding apparatus and substrate bonding apparatus8 Oct 2026US 2026/0307190 A1SCREEN Holdings Co., Ltd.
- Substrate holding apparatus and substrate bonding apparatus8 Oct 2026US 2026/0307191 A1SCREEN Holdings Co., Ltd.
- Workpiece frames with locator features for machine fixtures1 Oct 2026US 2026/0295744 A1ROLLS-ROYCE plc
- Alignment system, alignment method, and recording medium1 Oct 2026US 2026/0295747 A1Mitsubishi Electric Corporation
- Machine tool system with tool base and fixture plate20 Aug 2026US 2026/0241504 A1ROLLS-ROYCE plc
Most cited
By later US patents
- Systems and methods employing a rotary track for machining and manufacturing136US 6,196,081 B1Hexel Corporation · 2001
- Distortion-free method of mounting an end piece on a thin-walled hollow tube73US 5,177,854 A1993
- Universal key blank and key duplication method67US 5,167,171 AAxxess Entry Technologies · 1992
- Component centering tool64US 4,821,393 ASrtechnologies, Inc. · 1989
- Key cutting machine with a code selectable key duplicating system62US 5,271,698 AAxxess Entry Technologies · 1993