B27B 5/30
For mounting or securing saw blades or saw spindles
Official title: for mounting or securing saw blades or saw spindles
B27B5/30 (For mounting or securing saw blades or saw spindles) appears on 489 US grants and 414 published applications in this corpus.
Search patents in B27B- Granted patents
- 489
- Published applications
- 414
- Assignees
- 213
- Inventors
- 779
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 13 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 8 | 0 |
| 1997 | 10 | 0 |
| 1998 | 8 | 0 |
| 1999 | 12 | 0 |
| 2000 | 11 | 0 |
| 2001 | 8 | 3 |
| 2002 | 7 | 13 |
| 2003 | 8 | 16 |
| 2004 | 14 | 17 |
| 2005 | 15 | 17 |
| 2006 | 14 | 23 |
| 2007 | 8 | 12 |
| 2008 | 10 | 14 |
| 2009 | 6 | 10 |
| 2010 | 10 | 11 |
| 2011 | 8 | 15 |
| 2012 | 6 | 10 |
| 2013 | 8 | 14 |
| 2014 | 9 | 29 |
| 2015 | 20 | 13 |
| 2016 | 20 | 16 |
| 2017 | 18 | 21 |
| 2018 | 18 | 12 |
| 2019 | 18 | 31 |
| 2020 | 20 | 23 |
| 2021 | 21 | 26 |
| 2022 | 12 | 13 |
| 2023 | 19 | 27 |
| 2024 | 13 | 15 |
| 2025 | 17 | 7 |
| 2026 | 10 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power tool6 Oct 2026US 12,752,345 B2Robert Bosch GmbH
- Dust hood hold down22 Sep 2026US 12,741,328 B2Eagle Machinery & Supply, Inc.
- Method and apparatus for securing a sawblade8 Sep 2026US 12,728,557 B2Woodpeckers, LLC
- Oscillating tool1 Sep 2026US 12,722,207 B2Black & Decker Inc.
- Oscillating multi-tool system21 Jul 2026US 12,686,145 B2Milwaukee Electric Tool Corporation
- Tool blade, tool fitting, system and power tool17 Sep 2026US 2026/0273637 A1Hilti Aktiengesellschaft
- Support assembly for a core drill3 Sep 2026US 2026/0257285 A1Western Saw Manufacturers, Inc.
- Battery-Operated Power Tool3 Sep 2026US 2026/0257393 A1Robert Bosch GmbH
- Oscillating multi-tool system30 Apr 2026US 2026/0115961 A1Milwaukee Electric Tool Corporation
- Method of using accessories for oscillating power tools5 Feb 2026US 2026/0034635 A1Black & Decker Inc.
Most cited
By later US patents
- Quick change mechanism for circular saw blades and other spinning disc devices169US 4,657,428 A1987
- Quick release mechanism for surgical devices150US 3,943,934 AMinnesota Mining and Manufacturing Company · 1976
- Saw blade for powered medical handpiece140US 5,468,247 AStryker Corporation · 1995
- Quick change mechanism for circular saw blades135US 4,730,952 A1988
- Chuck and blade for powered medical handpiece117US 5,702,415 AStryker Corporation · 1997