B27G 21/00
Safety guards or devices specially designed for other wood-working machines auxiliary devices
Official title: Safety guards or devices specially designed for other wood-working machines {auxiliary devices facilitating proper operation of said wood-working machines}
B27G21/00 (Safety guards or devices specially designed for other wood-working machines auxiliary devices) appears on 95 US grants and 94 published applications in this corpus.
Search patents in B27G- Granted patents
- 95
- Published applications
- 94
- Assignees
- 43
- Inventors
- 185
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 5 |
| 2003 | 2 | 4 |
| 2004 | 0 | 3 |
| 2005 | 0 | 7 |
| 2006 | 0 | 3 |
| 2007 | 1 | 4 |
| 2008 | 3 | 7 |
| 2009 | 6 | 4 |
| 2010 | 5 | 1 |
| 2011 | 4 | 4 |
| 2012 | 3 | 3 |
| 2013 | 1 | 0 |
| 2014 | 1 | 4 |
| 2015 | 0 | 2 |
| 2016 | 5 | 3 |
| 2017 | 2 | 4 |
| 2018 | 3 | 6 |
| 2019 | 4 | 4 |
| 2020 | 3 | 5 |
| 2021 | 1 | 2 |
| 2022 | 2 | 5 |
| 2023 | 2 | 7 |
| 2024 | 2 | 2 |
| 2025 | 3 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Splitting apparatus19 May 2026US 12,629,864 B2
- Safety braking device with two braking stages29 Jul 2025US 12,375,012 B2Robert Bosch GmbH
- Splitting apparatus3 Jun 2025US 12,318,960 B2
- Productivity enhancement apparatus for power operated skinning equipment22 Apr 2025US 12,279,623 B2Kando Innovation Limited
- Power tool operator protection system and method24 Dec 2024US 12,172,254 B2Husqvarna AB
- Device, system and method for monitoring an industrial plant or an industrial machine12 Feb 2026US 2026/0044123 A1Pizzato Elettrica S.R. L.
- Splitting apparatus21 Aug 2025US 2025/0262790 A1
- Safety device for a machine tool5 Jun 2025US 2025/0180162 A1
- Protective device with time-of-flight array for providing safety monitoring of a machine and related methods20 Mar 2025US 2025/0091169 A1Datalogic IP Tech S.R.L.
- Method and system for forming grooves in a board element and an associated panel27 Feb 2025US 2025/0065532 A1Ceraloc Innovation AB
Most cited
By later US patents
- Hand-held power tool with a rotary driven tool119US 5,094,000 ABlack & Decker Inc. · 1992
- Discrete proximity detection system109US 7,171,879 B2Sd3, LLC · 2007
- Power tool safety mechanisms82US 7,373,863 B2Black & Decker Inc. · 2008
- Cutting tool safety system60US 7,357,056 B2Sd3, LLC · 2008
- Motion detecting system for use in a safety system for power equipment58US 7,359,174 B2Sd3, LLC · 2008