B25D 2250/021
Stroke length
B25D2250/021 (Stroke length) appears on 13 US grants and 15 published applications in this corpus.
Search patents in B25D- Granted patents
- 13
- Published applications
- 15
- Assignees
- 9
- Inventors
- 29
- Latest grant
- 31 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 3 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hammer drill31 Mar 2020US 10,603,775 B2Black & Decker Inc.
- Hammer tool21 Aug 2018US 10,052,747 B2Makita Corporation
- Hammer drill6 Jun 2017US 9,669,531 B2Black & Decker Inc.
- Hammer drill22 Nov 2016US 9,498,874 B2Black & Decker Inc.
- Pneumatic-spring percussion mechanism with a variable rotary drive17 Sep 2013US 8,534,376 B2Wacker Neuson Produktion GmbH & Co. KG
- Impacting Device with Long Adjustable Stroke Length, Enhanced Safety Features, and a Reciprocating Barrel Cam Mechanism26 Mar 2026US 2026/0084277 A1
- Hammer dirll31 Aug 2017US 2017/0246734 A1Black & Decker Inc.
- Hammer tool3 Sep 2015US 2015/0246438 A1Makita Corporation
- Hammer drill27 Mar 2014US 2014/0083727 A1Black & Decker Inc.
- Hammer dirll27 Mar 2014US 2014/0083728 A1Black & Decker Inc.
Most cited
By later US patents
- Percussion electrical hand-held tool64US 6,520,266 B2Hilti Aktiengesellschaft · 2003
- Impact drill27US 7,073,605 B2Hitachi Koki Co., Ltd. · 2006
- Power tool21US 7,143,842 B2Makita Corporation · 2006
- Drill and/or impact hammer20US 5,337,835 ARobert Bosch GmbH · 1994
- Impacting drill17US 4,487,272 ARobert Bosch GmbH · 1984