B25B 21/02
Portable power-driven screw or nut setting or loosening tools: with means for
Official title: with means for imparting impact to screwdriver blade or nut socket
B25B21/02 (Portable power-driven screw or nut setting or loosening tools: with means for) appears on 1,056 US grants and 1,286 published applications in this corpus.
Search patents in B25B- Granted patents
- 1,056
- Published applications
- 1,286
- Assignees
- 218
- Inventors
- 1,482
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 9 | 0 |
| 1989 | 10 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 3 | 0 |
| 1997 | 9 | 0 |
| 1998 | 16 | 0 |
| 1999 | 16 | 0 |
| 2000 | 17 | 0 |
| 2001 | 16 | 4 |
| 2002 | 8 | 11 |
| 2003 | 12 | 18 |
| 2004 | 13 | 14 |
| 2005 | 16 | 30 |
| 2006 | 22 | 32 |
| 2007 | 16 | 19 |
| 2008 | 15 | 21 |
| 2009 | 11 | 18 |
| 2010 | 9 | 28 |
| 2011 | 16 | 24 |
| 2012 | 10 | 39 |
| 2013 | 20 | 56 |
| 2014 | 21 | 51 |
| 2015 | 19 | 67 |
| 2016 | 36 | 36 |
| 2017 | 39 | 48 |
| 2018 | 30 | 46 |
| 2019 | 46 | 73 |
| 2020 | 42 | 73 |
| 2021 | 55 | 82 |
| 2022 | 72 | 86 |
| 2023 | 64 | 113 |
| 2024 | 112 | 119 |
| 2025 | 100 | 110 |
| 2026 | 82 | 68 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Adaptive nut removal mode in a power tool6 Oct 2026US 12,752,406 B2Milwaukee Electric Tool Corporation
- Impact tool29 Sep 2026US 12,746,645 B2Nanjing Chervon Industry Co., Ltd.
- Power tool29 Sep 2026US 12,746,646 B2Black & Decker Inc.
- Brushless DC motor power tool with combined PCB design29 Sep 2026US 12,749,945 B2Milwaukee Electric Tool Corporation
- Impacting ratchet tool with multiple operating modes15 Sep 2026US 12,734,650 B2Milwaukee Electric Tool Corporation
- Power tool with compact motor assembly8 Oct 2026US 2026/0307221 A1Black & Decker Inc.
- Rotary impact tool8 Oct 2026US 2026/0307222 A1Milwaukee Electric Tool Corporation
- Impact tool with magnetically assisted impact mechanism8 Oct 2026US 2026/0307223 A1Milwaukee Electric Tool Corporation
- Impact tool1 Oct 2026US 2026/0295783 A1Makita Corporation
- Electric tool1 Oct 2026US 2026/0295784 A1Makita Corporation
Most cited
By later US patents
- Power tools1,146US 6,968,908 B2Makita Corporation · 2005
- Method and apparatus for fastening together structural components1,101US 6,990,731 B22006
- Impact tool1,056US 9,314,908 B2Hitachi Koki Co., Ltd. · 2016
- Power tool having automatically selective driving direction861US 6,814,154 B22004
- Motor controller and electric tool having the same831US 8,294,399 B2Makita Corporation · 2012