B28D 1/183
Hand tools
Official title: {Hand tools, e.g. portable, motor driven}
B28D1/183 (Hand tools) appears on 32 US grants and 23 published applications in this corpus.
Search patents in B28D- Granted patents
- 32
- Published applications
- 23
- Assignees
- 21
- Inventors
- 70
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 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 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 1 |
| 2007 | 3 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Walk behind grinding tool with horizontally aligned guides and grinding drum7 Apr 2026US 12,594,639 B2Corning Research & Development Corporation
- Portable machining apparatus17 Feb 2026US 12,552,061 B2Makita Corporation
- Power tool for forming a channel in a work surface and accessories therefor13 Jan 2026US 12,521,909 B2Black & Decker Inc.
- Apparatus for punching anchor bolt insertion hole5 Mar 2024US 11,919,198 B2Dae-Dong Stone Eng. Co., Ltd
- Methods of forming laminated glass structures3 May 2022US 11,318,717 B2Corning Incorporated
- Portable machining apparatus14 May 2026US 2026/0131493 A1Makita Corporation
- Back grind attachment and kit20 Mar 2025US 2025/0091251 A1NSI Solutions, LLC
- Walk behind grinding tool with horizontally aligned guides and grinding drum7 Sep 2023US 2023/0278155 A1Corning Research & Development Corporation
- Portable machining apparatus6 Apr 2023US 2023/0109320 A1Makita Corporation
- Apparatus for punching anchor bolt insertion hole24 Mar 2022US 2022/0088828 A1Dae-Dong Stone Eng. Co., Ltd
Most cited
By later US patents
- Step safety groover apparatus48US 4,188,934 ACushion Cut, Inc. · 1980
- Cutting saw and concrete groover33US 4,236,356 A1980
- Vacuum-operated cutting tool and system therefor28US 4,281,457 ABlack & Decker Inc. · 1981
- Grout removal tool26US 6,678,959 B1Midwest Trade Tool, Inc. · 2004
- Method for cutting wallboards21US 4,359,302 A1982