B25D 2250/045
Cams used in percussive tools
B25D2250/045 (Cams used in percussive tools) appears on 36 US grants and 41 published applications in this corpus.
Search patents in B25D- Granted patents
- 36
- Published applications
- 41
- Assignees
- 16
- Inventors
- 50
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 2 | 5 |
| 2008 | 3 | 3 |
| 2009 | 2 | 5 |
| 2010 | 4 | 3 |
| 2011 | 2 | 3 |
| 2012 | 5 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 3 |
| 2018 | 1 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cam operated apparatus29 Sep 2026US 12,746,654 B2Resontech Ltd.
- Rotary drive for a hand-held power tool25 Aug 2026US 12,715,097 B2Hilti Aktiengesellschaft
- Universal chisel attachment17 Mar 2026US 12,576,496 B2
- Hammer drill27 Jan 2026US 12,533,783 B2Makita Corporation
- Cam operated apparatus16 Dec 2025US 12,496,695 B2Resontech Ltd.
- Universal chisel attachment23 Jul 2026US 2026/0208341 A1Carterhawks LLC
- Impacting Device with Long Adjustable Stroke Length, Enhanced Safety Features, and a Reciprocating Barrel Cam Mechanism26 Mar 2026US 2026/0084277 A1
- Cam Operated Apparatus12 Mar 2026US 2026/0070206 A1Resontech Ltd.
- Hammer drill16 Oct 2025US 2025/0319580 A1Makita Corporation
- Cam Operated Apparatus31 Oct 2024US 2024/0359304 A1Resontech Ltd.
Most cited
By later US patents
- Apparatus for driving a drilling or percussion tool74US 5,113,951 AEmerson Electric Co. · 1992
- Multi-mode drill with mode collar57US 7,717,192 B2Black & Decker Inc. · 2010
- Apparatus for driving a drilling or percussion tool54US 5,052,497 AEmerson Electric Co. · 1991
- Multi-mode drill with an electronic switching arrangement47US 7,798,245 B2Black & Decker Inc. · 2010
- Multi-mode drill and transmission sub-assembly including a gear case cover supporting biasing45US 7,854,274 B2Black & Decker Inc. · 2010