B24B 55/04
Protective covers for the grinding wheel
B24B55/04 (Protective covers for the grinding wheel) appears on 295 US grants and 325 published applications in this corpus.
Search patents in B24B- Granted patents
- 295
- Published applications
- 325
- Assignees
- 157
- Inventors
- 658
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 0 |
| 2002 | 6 | 4 |
| 2003 | 6 | 11 |
| 2004 | 7 | 11 |
| 2005 | 8 | 6 |
| 2006 | 10 | 10 |
| 2007 | 9 | 7 |
| 2008 | 2 | 10 |
| 2009 | 4 | 21 |
| 2010 | 3 | 14 |
| 2011 | 8 | 11 |
| 2012 | 6 | 17 |
| 2013 | 14 | 15 |
| 2014 | 12 | 13 |
| 2015 | 17 | 12 |
| 2016 | 10 | 8 |
| 2017 | 4 | 13 |
| 2018 | 7 | 19 |
| 2019 | 9 | 14 |
| 2020 | 10 | 11 |
| 2021 | 9 | 23 |
| 2022 | 6 | 12 |
| 2023 | 9 | 21 |
| 2024 | 20 | 15 |
| 2025 | 15 | 11 |
| 2026 | 9 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power tool with operation assembly29 Sep 2026US 12,746,635 B2Makita Corporation
- Processing apparatus, and installing method of processing tool of processing apparatus15 Sep 2026US 12,734,631 B2Tokyo Electron Limited
- Hand-held power tool18 Aug 2026US 12,708,994 B2Robert Bosch GmbH
- Dust abatement for a concrete cutting tool16 Jun 2026US 12,654,283 B1Precision Concrete Cutting, Inc.
- File belt sander9 Jun 2026US 12,649,211 B2Milwaukee Electric Tool Corporation
- Inline Cut-Off Tool8 Oct 2026US 2026/0307198 A1Black & Decker Inc.
- Inline Die Grinder8 Oct 2026US 2026/0307207 A1Black & Decker Inc.
- System and apparatus for cleaning surfaces1 Oct 2026US 2026/0295773 A1
- Power tool, cover unit, and auxiliary cover13 Aug 2026US 2026/0238083 A1Makita Corporation
- Grinding tool6 Aug 2026US 2026/0225206 A1
Most cited
By later US patents
- Vacuum type portable sander103US 5,713,785 ALinax Co., Ltd. · 1998
- Cut-off machine97US 4,077,161 AWyle Laboratories · 1978
- Portable power tool56US 5,766,062 AAtlas Copco Tools AB · 1998
- Portable grinder with adjustable protective hood53US 4,924,635 AC. & E. Feini GmbH & Co. · 1990
- Angle attachment for power tool48US 6,048,260 ARoto Zip Tool Corporation · 2000