B23H 7/34
Working media
B23H7/34 (Working media) appears on 15 US grants and 13 published applications in this corpus.
Search patents in B23H- Granted patents
- 15
- Published applications
- 13
- Assignees
- 11
- Inventors
- 40
- Latest grant
- 5 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 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 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 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 | 1 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 4 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrical discharge machining system including in-situ tool electrode5 Sep 2023US 11,745,278 B2Hamilton Sundstrand Corporation
- Method for wire electro-discharge machining a part21 Feb 2023US 11,583,947 B2Pratt & Whitney Canada Corp.
- Wire electric discharge machining apparatus27 Apr 2021US 10,987,746 B2Sodick Co., Ltd.
- Slicing SiC material by wire electrical discharge machining6 Apr 2021US 10,967,450 B2Infineon Technologies AG
- Electrical discharge machining system including in-situ tool electrode22 Dec 2020US 10,870,159 B2Hamilton Sunstrand Corporation
- Magnetorheological electrical discharge machining electrode23 Nov 2023US 2023/0373022 A1Hamilton Sundstrand Corporation
- Electrical discharge machining system including in-situ tool electrode4 Feb 2021US 2021/0031286 A1Hamilton Sundstrand Corporation
- Edge Shaping of Substrates29 Oct 2020US 2020/0343085 A1
- Slicing SiC Material by Wire Electrical Discharge Machining7 Nov 2019US 2019/0337069 A1Infineon Technologies AG
- Wire electric discharge machining apparatus22 Aug 2019US 2019/0255638 A1Sodick Co., Ltd.
Most cited
By later US patents
- Electrode tool for EDM and method for utilizing such electrode tool14US 4,251,706 AAteliers des Charmilles S.A. · 1981
- Wirecut electrical discharge machine utilizing silicon powder suspended in a dielectric material9US 5,315,087 AMitsubishi Denki Kabushiki Kaisha · 1994
- Power supply for wire electric discharge machining4US 6,756,557 B1Mitsubishi Denki Kabushiki Kaisha · 2004
- Method and apparatus for electrodischarge wire machining3US 6,744,002 B1Mitsubishi Denki Kabushiki Kaisha · 2004
- Method of and apparatus for wire electric discharge machining capable of machining the machining subject coarsely in a dielectric fluid and finely in a gaseous environment2US 6,639,172 B1Mitsubishi Denki Kabushiki Kaisha · 2003