B25D 16/00
Portable percussive machines with superimposed rotation , the rotational movement of the
Official title: Portable percussive machines with superimposed rotation {, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit (combined percussion and rotary drilling adapted for earth drilling E21B6/00)}
B25D16/00 (Portable percussive machines with superimposed rotation , the rotational movement of the) appears on 676 US grants and 695 published applications in this corpus.
Search patents in B25D- Granted patents
- 676
- Published applications
- 695
- Assignees
- 100
- Inventors
- 926
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 4 |
| 2002 | 5 | 18 |
| 2003 | 13 | 14 |
| 2004 | 12 | 21 |
| 2005 | 15 | 16 |
| 2006 | 18 | 39 |
| 2007 | 20 | 18 |
| 2008 | 17 | 20 |
| 2009 | 13 | 32 |
| 2010 | 23 | 31 |
| 2011 | 13 | 17 |
| 2012 | 19 | 29 |
| 2013 | 12 | 27 |
| 2014 | 17 | 22 |
| 2015 | 18 | 30 |
| 2016 | 21 | 29 |
| 2017 | 21 | 27 |
| 2018 | 23 | 40 |
| 2019 | 30 | 43 |
| 2020 | 39 | 26 |
| 2021 | 38 | 35 |
| 2022 | 30 | 41 |
| 2023 | 38 | 28 |
| 2024 | 47 | 43 |
| 2025 | 25 | 23 |
| 2026 | 25 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Adapter for rotary hammer6 Oct 2026US 12,752,411 B2Milwaukee Electric Tool Corporation
- Non-contact speed selector switch in rotary power tool1 Sep 2026US 12,722,269 B2Milwaukee Electric Tool Corporation
- Rotary drive for a hand-held power tool25 Aug 2026US 12,715,097 B2Hilti Aktiengesellschaft
- Power tool having hammer mechanism28 Jul 2026US 12,691,562 B2Makita Corporation
- Impact rotary tool, torque estimation method, and non-transitory recording medium23 Jun 2026US 12,661,764 B2Panasonic Intellectual Property Management Co., Ltd.
- Power tool air flow8 Oct 2026US 2026/0307228 A1Black & Decker Inc.
- Transverse axis rotary hammer1 Oct 2026US 2026/0295795 A1Milwaukee Electric Tool Corporation
- Multi-speed power tool with electronic clutch17 Sep 2026US 2026/0273715 A1Milwaukee Electric Tool Corporation
- Power tool with trigger lock and motor speed control3 Sep 2026US 2026/0257330 A1Milwaukee Electric Tool Corporation
- Shadowless lighting design for a power tool27 Aug 2026US 2026/0249436 A1Milwaukee Electric Tool Corporation
Most cited
By later US patents
- Spindle lock and chipping mechanism for hammer drill1,525US 6,550,546 B2One World Technologies Limited · 2003
- Drilling and/or chiseling device1,050US 6,460,627 B1Hilti Aktiengesellschaft · 2002
- Automatic transmission for a power tool1,041US 8,172,004 B2Techtronic Power Tools Technology Limited · 2012
- Percussion driver drill, and a changeover mechanism for changing over a plurality of operating modes of an apparatus124US 6,142,242 AMakita Corporation · 2000
- Hammer drill with a mode change-over mechanism112US 5,842,527 AMakita Corporation · 1998