B23C 2220/60
Roughing
B23C2220/60 (Roughing) appears on 79 US grants and 96 published applications in this corpus.
Search patents in B23C- Granted patents
- 79
- Published applications
- 96
- Assignees
- 65
- Inventors
- 177
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 5 |
| 2008 | 2 | 2 |
| 2009 | 0 | 3 |
| 2010 | 3 | 7 |
| 2011 | 2 | 8 |
| 2012 | 3 | 1 |
| 2013 | 5 | 2 |
| 2014 | 6 | 3 |
| 2015 | 1 | 9 |
| 2016 | 7 | 5 |
| 2017 | 6 | 7 |
| 2018 | 7 | 9 |
| 2019 | 7 | 4 |
| 2020 | 2 | 7 |
| 2021 | 3 | 3 |
| 2022 | 4 | 2 |
| 2023 | 3 | 2 |
| 2024 | 3 | 4 |
| 2025 | 1 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Machining tool for box-end wrench and method of machining box-end wrench by using the same28 Jul 2026US 12,691,508 B2
- Method for manufacturing screw rotor12 Aug 2025US 12,383,966 B2Daikin Industries, Ltd.
- Processing device and processing method24 Sep 2024US 12,097,585 B2Mitsubishi Heavy Industries, Ltd.
- Roughening tool and method for roughening a cylindrical surface9 Jan 2024US 11,865,628 B2Guehring KG
- Rotary tool9 Jan 2024US 11,865,630 B2KYOCERA Corporation
- Milling tool and method for designing a milling tool of this type16 Oct 2025US 2025/0319531 A1Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG
- Face milling cutter3 Jul 2025US 2025/0214157 A1Seco Tools AB
- Multifunctional nail polishing head and production method thereof17 Apr 2025US 2025/0120492 A1Shanghai Well-Sun Precision Tool Co., Ltd.
- Method for manufacturing screw rotor, screw rotor, and screw compressor16 Jan 2025US 2025/0018458 A1Daikin Industries, Ltd.
- Milling tool19 Dec 2024US 2024/0416435 A1Element Six Limited
Most cited
By later US patents
- Cutter insert for roughing and finishing35US 6,079,912 AWidia GmbH · 2000
- Cutting tool for rough and finish milling33US 7,125,205 B2Kennametal Inc. · 2006
- Cutting tool with chip breakers32US 4,721,421 ABrubaker Tool Corporation · 1988
- Rotatable tool for chip removing machining as well as a cutting insert therefor31US 8,277,151 B2Sandvik Intellectual Property AB · 2012
- Milling cutter27US 4,789,273 AGeneral Motors of Canada Limited · 1988