B25D 2217/0076
By use of counterweights
Official title: by use of counterweights
B25D2217/0076 (By use of counterweights) appears on 113 US grants and 112 published applications in this corpus.
Search patents in B25D- Granted patents
- 113
- Published applications
- 112
- Assignees
- 20
- Inventors
- 173
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 0 |
| 2006 | 3 | 3 |
| 2007 | 1 | 6 |
| 2008 | 6 | 16 |
| 2009 | 8 | 9 |
| 2010 | 6 | 15 |
| 2011 | 7 | 8 |
| 2012 | 11 | 11 |
| 2013 | 8 | 6 |
| 2014 | 4 | 1 |
| 2015 | 5 | 6 |
| 2016 | 4 | 2 |
| 2017 | 4 | 5 |
| 2018 | 4 | 5 |
| 2019 | 6 | 4 |
| 2020 | 5 | 3 |
| 2021 | 3 | 1 |
| 2022 | 1 | 4 |
| 2023 | 5 | 0 |
| 2024 | 0 | 2 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Hand-held power tool with an impact mechanism assembly14 Oct 2025US 12,440,953 B2Robert Bosch GmbH
- Oscillating multi-tool9 Sep 2025US 12,409,541 B2Milwaukee Electric Tool Corporation
- Reciprocating tool26 Aug 2025US 12,397,403 B2Makita Corporation
- Reciprocating tool19 Dec 2023US 11,845,168 B2Makita Corporation
- Impact tool19 Dec 2023US 11,845,169 B2Makita Corporation
- Reciprocating tool13 Nov 2025US 2025/0345911 A1Makita Corporation
- Hand-Held Power Tool with an Impact Mechanism Assembly3 Oct 2024US 2024/0326213 A1Robert Bosch GmbH
- Reciprocating tool9 May 2024US 2024/0149419 A1Makita Corporation
- Oscillating multi-tool8 Dec 2022US 2022/0388138 A1Milwaukee Electric Tool Corporation
- Impact tool6 Oct 2022US 2022/0314413 A1Makita Corporation
Most cited
By later US patents
- Hammer drill or chipping hammer80US 4,478,293 AHilti Aktiengesellschaft · 1984
- Apparatus for driving a drilling or percussion tool74US 5,113,951 AEmerson Electric Co. · 1992
- Vibration insulation device for handle of vibratory machine68US 4,282,938 AYokosuka Boat Kabushiki Kaisha · 1981
- Apparatus for driving a drilling or percussion tool54US 5,052,497 AEmerson Electric Co. · 1991
- Impact absorption mechanism for power tools52US 5,607,023 AMilwaukee Electric Tool Corporation · 1997