B23Q 11/0078
Safety devices protecting the operator
Official title: {Safety devices protecting the operator, e.g. against accident or noise (protecting the machine tool B23Q5/58; protecting people, in general F16P1/00, F16P3/00)}
B23Q11/0078 (Safety devices protecting the operator) appears on 310 US grants and 298 published applications in this corpus.
Search patents in B23Q- Granted patents
- 310
- Published applications
- 298
- Assignees
- 172
- Inventors
- 662
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 3 |
| 2003 | 2 | 5 |
| 2004 | 2 | 5 |
| 2005 | 4 | 5 |
| 2006 | 4 | 5 |
| 2007 | 2 | 2 |
| 2008 | 4 | 3 |
| 2009 | 0 | 6 |
| 2010 | 5 | 19 |
| 2011 | 4 | 18 |
| 2012 | 9 | 8 |
| 2013 | 9 | 9 |
| 2014 | 8 | 22 |
| 2015 | 16 | 18 |
| 2016 | 11 | 14 |
| 2017 | 14 | 19 |
| 2018 | 14 | 13 |
| 2019 | 22 | 20 |
| 2020 | 15 | 20 |
| 2021 | 11 | 11 |
| 2022 | 11 | 22 |
| 2023 | 11 | 15 |
| 2024 | 19 | 11 |
| 2025 | 12 | 15 |
| 2026 | 7 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Drop detection in power tools8 Sep 2026US 12,728,491 B2Milwaukee Electric Tool Corporation
- Device and method for kickback protection11 Aug 2026US 12,704,375 B2STMicroelectronics International N. V.
- Machining center7 Apr 2026US 12,594,636 B2Kitamura Machinery Co., Ltd.
- Safety module for processing machine24 Mar 2026US 12,585,239 B2Durq Machinery Corp.
- System and method for collaborative linear motor conveyor operation3 Mar 2026US 12,564,910 B2
- Method for operating an emergency brake unit for a motor-driven tool, monitoring unit, and emergency brake unit8 Oct 2026US 2026/0307193 A1Festool GmbH
- Automated ferrous cutting saw and linear positioning system10 Sep 2026US 2026/0264156 A1Precision Automation, Inc.
- Method for indicating a misuse of a machine tool9 Jul 2026US 2026/0192408 A1Hilti Aktiengesellschaft
- Sawing device with hand position detection9 Jul 2026US 2026/0194184 A1Durq Machinery Corp.
- Device and method for kickback protection11 Jun 2026US 2026/0160553 A1STMicroelectronics International N. V.
Most cited
By later US patents
- Detection system for power equipment482US 7,077,039 B2Sd3, LLC · 2006
- Method and a device for sensing the distance between a first object and a second object276US 5,942,975 A1999
- Emergency system for stopping a band blade of a cutting apparatus131US 4,117,752 A1978
- Actuators for use in fast-acting safety systems125US 6,945,149 B2Sd3, LLC · 2005
- Hand-held power tool with a rotary driven tool119US 5,094,000 ABlack & Decker Inc. · 1992