B23H 7/104
Wire tension control
Official title: {Wire tension control}
B23H7/104 (Wire tension control) appears on 34 US grants and 30 published applications in this corpus.
Search patents in B23H- Granted patents
- 34
- Published applications
- 30
- Assignees
- 15
- Inventors
- 78
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 3 |
| 2016 | 1 | 5 |
| 2017 | 2 | 1 |
| 2018 | 4 | 2 |
| 2019 | 2 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 5 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wire spark machining apparatus and method for producing semiconductor wafer26 May 2026US 12,636,722 B2Mitsubishi Electric Corporation
- Follow-up swing head type large taper wire cutting device3 Mar 2026US 12,564,894 B2Changzhou Institute of Technology
- Multiwire electric discharge machine and multiwire electric discharge machining system24 Feb 2026US 12,558,733 B2Mitsubishi Electric Corporation
- Wire management method for high-speed wire cutting20 Feb 2024US 11,904,398 B2Agie Charmilles SA
- Wire electric discharge machining method and wire electric discharge machine13 Sep 2022US 11,440,114 B2Sodick Co., Ltd.
- Tension information acquisition device, wire electrical discharge machine, and tension information acquisition method21 Sep 2023US 2023/0294188 A1Fanuc Corporation
- Wire spark machining apparatus and method for producing semiconductor wafer3 Aug 2023US 2023/0241698 A1Mitsubishi Electric Corporation
- Estimation method and control device for wire electrical discharge machine13 Apr 2023US 2023/0114989 A1Fanuc Corporation
- Follow-up swing head type large taper wire cutting device9 Mar 2023US 2023/0070464 A1Changzhou Institute of Technology
- Multiwire electric discharge machine and multiwire electric discharge machining system2 Mar 2023US 2023/0065726 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Wire-cut electroerosion machine and method of operating same12US 4,298,781 AInoue-Japax Research Incorporated · 1981
- System and method for wire cut discharge machining10US 6,028,282 ASodick Co., Ltd. · 2000
- Guiding and stressing an elongated, stretched, renewable electrode in electro-erosive machining9US 4,242,556 AAG fur industrielle Elektronik AGIE · 1980
- Wirecut electrical discharge machine9US 5,216,217 AMitsubishi Denki Kabushiki Kaisha · 1993
- Apparatus for guiding a wire or strip-like cutting electrode on a machine tool8US 4,667,078 AAG fur industrielle Elektronik AGIE Losone b. Lacarno · 1987