B23B 31/16275
Form of the jaws
Official title: {Form of the jaws}
B23B31/16275 (Form of the jaws) appears on 81 US grants and 54 published applications in this corpus.
Search patents in B23B- Granted patents
- 81
- Published applications
- 54
- Assignees
- 57
- Inventors
- 139
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 4 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 3 | 2 |
| 2013 | 1 | 1 |
| 2014 | 2 | 3 |
| 2015 | 0 | 1 |
| 2016 | 4 | 0 |
| 2017 | 0 | 4 |
| 2018 | 2 | 4 |
| 2019 | 3 | 2 |
| 2020 | 3 | 4 |
| 2021 | 3 | 1 |
| 2022 | 0 | 4 |
| 2023 | 3 | 9 |
| 2024 | 2 | 3 |
| 2025 | 2 | 4 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Workpiece holding device6 Oct 2026US 12,752,346 B2Aktiebolaget Skf
- System for drawing off the electrode caps from electrode adapters6 Oct 2026US 12,752,365 B2Braeuer Systemtechnik GmbH
- Clamping jaw and chuck28 Jul 2026US 12,691,503 B2Rohm Co., Ltd.
- Chuck jaw28 Apr 2026US 12,611,720 B2
- Jaw assembly10 Mar 2026US 12,569,919 B2Record Power Limited
- Chuck soft jaw, chuck soft jaw making method, workpiece machining method, and hybrid machine tool11 Jun 2026US 2026/0158562 A1Yamazaki Mazak Corporation
- Chuck jaw, chuck insert and chuck18 Sep 2025US 2025/0289063 A1Roehm GmbH
- Holding system for temporarily holding a workpiece, method for adjusting a holding force in a holding arrangement, computer program and device for data processing15 May 2025US 2025/0153252 A1Murrelektronik GmbH
- Rotary shaft clamp device10 Apr 2025US 2025/0114847 A1Shibaura Machine Co., Ltd.
- Method for manufacturing gripping tool13 Feb 2025US 2025/0050510 A1Kitagawa Ironworks Co., Ltd.
Most cited
By later US patents
- Top jaw assembly with replaceable work holding pads28US 5,015,003 AKennametal Inc. · 1991
- Self-aligning lathe chuck jaws22US 4,353,561 AThe United States of America as represented by the Unites States Department of Energy · 1982
- Locking tool holder apparatus19US 5,464,232 AIllinois Tool Works Inc. · 1995
- Chucking device of workpiece in grinding machine18US 4,709,512 AFujitsu Limited · 1987
- Multiple segmented chuck jaw17US 4,221,391 A1980