B24B 23/08
Portable grinding machines designed for fastening on workpieces or other parts of
Official title: Portable grinding machines designed for fastening on workpieces or other parts of particular section, e.g. for grinding commutators
B24B23/08 (Portable grinding machines designed for fastening on workpieces or other parts of) appears on 108 US grants and 71 published applications in this corpus.
Search patents in B24B- Granted patents
- 108
- Published applications
- 71
- Assignees
- 70
- Inventors
- 224
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 2 | 1 |
| 2013 | 0 | 4 |
| 2014 | 0 | 4 |
| 2015 | 5 | 5 |
| 2016 | 3 | 1 |
| 2017 | 7 | 7 |
| 2018 | 6 | 14 |
| 2019 | 6 | 7 |
| 2020 | 5 | 4 |
| 2021 | 4 | 4 |
| 2022 | 5 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 4 |
| 2025 | 4 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Road-rail dual purpose quick disassembly and assembly type rail grinding maintenance robot29 Sep 2026US 12,746,634 B2Beijing Jiaotong University
- Mobile machine tool for machining a surface2 Jun 2026US 12,643,189 B2Festool GmbH
- Device for repairing a top cover of a hydro turbine by adding or removing materials21 Oct 2025US 12,447,566 B2China Yangtze Power Co., Ltd.
- Apparatus for automatically polishing butt weld of ultralong large-diameter pipeline8 Jul 2025US 12,350,786 B2China Railway No. 3 Engineering Group Co., Ltd.
- Device for treating a mold surface, use of the device, and method for treating a mold surface17 Jun 2025US 12,330,348 B2Klingspor Windpower AG
- Automated machining tool for removing material from a surface of a wind turbine blade, and method of performing a machining operation on a wind turbine blade9 Jul 2026US 2026/0192415 A1Vestas Wind Systems A/S
- Tool and repair method for removing a thermal barrier coating19 Mar 2026US 2026/0077445 A1GE Vernova Infrastructure Technology LLC
- Grinder for flanges5 Mar 2026US 2026/0061542 A1GH Mekanisk AS
- Device For Treating A Mold Surface, Use Of The Device, And Method For Treating A Mold Surface19 Jun 2025US 2025/0196404 A1Klingspor Windpower APS
- A machining device1 May 2025US 2025/0135597 A1
Most cited
By later US patents
- Scarfing apparatus53US 5,207,541 AThe Boeing Company · 1993
- Portable powered pipe working machine45US 4,682,919 AReed Manufacturing Company · 1987
- Jet pump beam bolt retainer cutter35US 4,499,691 AGeneral Electric Company · 1985
- Mechanical scarfing apparatus34US 4,987,700 AThe Boeing Company · 1991
- Glass scribing disc27US 5,836,229 AMitsuboshi Diamond Industrial Co., Ltd. · 1998