B25B 21/023
For imparting an axial impact
Official title: {for imparting an axial impact, e.g. for self-tapping screws}
B25B21/023 (For imparting an axial impact) appears on 120 US grants and 152 published applications in this corpus.
Search patents in B25B- Granted patents
- 120
- Published applications
- 152
- Assignees
- 42
- Inventors
- 250
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 3 | 10 |
| 2006 | 6 | 5 |
| 2007 | 4 | 3 |
| 2008 | 4 | 5 |
| 2009 | 1 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 6 |
| 2013 | 3 | 3 |
| 2014 | 2 | 3 |
| 2015 | 4 | 7 |
| 2016 | 1 | 4 |
| 2017 | 2 | 2 |
| 2018 | 3 | 6 |
| 2019 | 5 | 5 |
| 2020 | 1 | 9 |
| 2021 | 4 | 8 |
| 2022 | 8 | 18 |
| 2023 | 7 | 9 |
| 2024 | 12 | 20 |
| 2025 | 16 | 13 |
| 2026 | 12 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Impact tools and control modes1 Sep 2026US 12,726,150 B2Black & Decker Inc.
- Fastening tool25 Aug 2026US 12,715,076 B2Max Co., Ltd.
- Impact tools and control modes25 Aug 2026US 12,719,399 B2Black & Decker Inc.
- Hand-held power tool4 Aug 2026US 12,697,703 B2Robert Bosch GmbH
- Power tool including impact mechanism having vibration compensation4 Aug 2026US 12,697,706 B2Milwaukee Electric Tool Corporation
- Rotary impact tool8 Oct 2026US 2026/0307222 A1Milwaukee Electric Tool Corporation
- Screw Driving Machine23 Jul 2026US 2026/0208331 A1Max Co., Ltd.
- Nosecone to battery connection in power tool23 Jul 2026US 2026/0213325 A1Black & Decker Inc.
- Power tool component position sensing26 Mar 2026US 2026/0084273 A1Milwaukee Electric Tool Corporation
- Setting tool parameter based on fastener characteristic19 Mar 2026US 2026/0077454 A1
Most cited
By later US patents
- Method and apparatus for fastening together structural components1,101US 6,990,731 B22006
- Hand power tool, in particular drilling screwdriver74US 7,225,884 B2Robert Bosch GmbH · 2007
- Electric power tool71US 7,308,948 B2Makita Corporation · 2007
- Power transmission mechanism of power-driven rotary tools67US 5,343,961 AMakita Corporation · 1994
- Impact driver having a percussion application mechanism which operation mode can be selectively switched between percussion and non-percussion modes61US 7,131,503 B2Makita Corporation · 2006