B23D 51/161
With dynamic balancing
Official title: {with dynamic balancing}
B23D51/161 (With dynamic balancing) appears on 112 US grants and 119 published applications in this corpus.
Search patents in B23D- Granted patents
- 112
- Published applications
- 119
- Assignees
- 41
- Inventors
- 173
- Latest grant
- 14 Apr 2026
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 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 3 |
| 2002 | 2 | 1 |
| 2003 | 4 | 2 |
| 2004 | 2 | 6 |
| 2005 | 2 | 7 |
| 2006 | 2 | 2 |
| 2007 | 4 | 1 |
| 2008 | 2 | 5 |
| 2009 | 1 | 1 |
| 2010 | 3 | 4 |
| 2011 | 2 | 3 |
| 2012 | 2 | 4 |
| 2013 | 4 | 4 |
| 2014 | 3 | 7 |
| 2015 | 2 | 2 |
| 2016 | 3 | 7 |
| 2017 | 6 | 3 |
| 2018 | 3 | 6 |
| 2019 | 9 | 5 |
| 2020 | 4 | 11 |
| 2021 | 5 | 5 |
| 2022 | 5 | 7 |
| 2023 | 6 | 8 |
| 2024 | 9 | 5 |
| 2025 | 7 | 7 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reciprocating tool14 Apr 2026US 12,599,978 B2Milwaukee Electric Tool Corporation
- Brushless motor, electric work machine, and brushless-motor manufacturing method18 Nov 2025US 12,476,516 B2Makita Corporation
- Reciprocating tool having offset spur gear and counterweighting assembly11 Nov 2025US 12,466,048 B2Black & Decker Inc.
- Reciprocating saw5 Aug 2025US 12,377,478 B2Milwaukee Electric Tool Corporation
- Reciprocating saw5 Aug 2025US 12,377,479 B2Milwaukee Electric Tool Corporation
- Reciprocating tool13 Aug 2026US 2026/0233316 A1Milwaukee Electric Tool Corporation
- Pendulum Stroke Device for a Power Tool, Pendulum Stroke Unit for such a Pendulum Stroke Device, and Power Tool with such a Pendulum Stroke Device11 Jun 2026US 2026/0158566 A1Robert Bosch GmbH
- Reciprocating tool having orbit function30 Apr 2026US 2026/0115814 A1Black & Decker Inc.
- Reciprocating saw20 Nov 2025US 2025/0353088 A1Milwaukee Electric Tool Corporation
- Reciprocating saw20 Nov 2025US 2025/0353089 A1Milwaukee Electric Tool Corporation
Most cited
By later US patents
- Counterbalanced orbital drive mechanism for saws and the like106US 5,212,887 AS-B Power Tool Company · 1993
- Reciprocating saw having compact configuration and independent stability69US 6,568,089 B1Porter-Cable/Delta · 2003
- Counterbalanced reciprocating mechanism60US 5,079,844 AMilwaukee Electric Tool Corporation · 1992
- Counterbalanced reciprocating mechanism58US 5,025,562 AMilwaukee Electric Tool Corporation · 1991
- Reciprocating power tool56US 7,996,996 B2Makita Corporation · 2011