B25D 2250/261
Means for locking an operative switch on
B25D2250/261 (Means for locking an operative switch on) appears on 35 US grants and 41 published applications in this corpus.
Search patents in B25D- Granted patents
- 35
- Published applications
- 41
- Assignees
- 12
- Inventors
- 93
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 3 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 5 |
| 2007 | 0 | 0 |
| 2008 | 3 | 1 |
| 2009 | 0 | 5 |
| 2010 | 2 | 3 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 6 |
| 2019 | 1 | 2 |
| 2020 | 3 | 3 |
| 2021 | 3 | 4 |
| 2022 | 5 | 0 |
| 2023 | 1 | 1 |
| 2024 | 3 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Hand-held power tool12 Aug 2021US 2021/0245348 A1Hilti Aktiengesellschaft
- Rotary hammer5 Aug 2021US 2021/0237248 A1Makita Corporation
Most cited
By later US patents
- Keyboard controlled multi-function power tool with visual display89US 5,105,130 ABlack & Decker Inc. · 1992
- Power impact tool44US 7,322,427 B2Makita Corporation · 2008
- Hammer drill with selective lock-on39US 7,398,834 B2Black & Decker Inc. · 2008
- Electric combination hammer-drill36US 6,766,868 B2Robert Bosch GmbH · 2004
- Power impact tool30US 7,320,368 B2Makita Corporation · 2008