B23H 1/04
Electrodes specially adapted therefor or their manufacture
Official title: Electrodes specially adapted therefor or their manufacture (B23H9/00 takes precedence)
B23H1/04 (Electrodes specially adapted therefor or their manufacture) appears on 240 US grants and 223 published applications in this corpus.
Search patents in B23H- Granted patents
- 240
- Published applications
- 223
- Assignees
- 166
- Inventors
- 586
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 3 |
| 2002 | 6 | 8 |
| 2003 | 9 | 1 |
| 2004 | 9 | 7 |
| 2005 | 5 | 2 |
| 2006 | 2 | 5 |
| 2007 | 4 | 12 |
| 2008 | 0 | 9 |
| 2009 | 2 | 9 |
| 2010 | 8 | 12 |
| 2011 | 8 | 9 |
| 2012 | 8 | 3 |
| 2013 | 3 | 12 |
| 2014 | 8 | 10 |
| 2015 | 6 | 12 |
| 2016 | 3 | 17 |
| 2017 | 8 | 13 |
| 2018 | 10 | 14 |
| 2019 | 17 | 13 |
| 2020 | 12 | 12 |
| 2021 | 13 | 10 |
| 2022 | 11 | 9 |
| 2023 | 5 | 5 |
| 2024 | 3 | 7 |
| 2025 | 7 | 5 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrode wire for electrical discharge machining and preparation method thereof30 Jun 2026US 12,667,898 B2Ningbo Boway Alloy Hightech Wire Co. Ltd
- Wire electrode for wirecut electrical discharge machining with carbonaceous surface layer and the preparation methods thereof26 May 2026US 12,636,721 B2Berkenhoff GmbH
- Submerged fast wire electrical discharge machining10 Mar 2026US 12,569,922 B1EDM Network, Inc.
- Brush module for a rotary table10 Mar 2026US 12,573,800 B2Hiwin Technologies Corp.
- Electrical discharge machining apparatus18 Nov 2025US 12,472,570 B2Highlight Tech Corp.
- Small-hole electrical discharge machine6 Aug 2026US 2026/0225168 A1Elenix, Inc.
- Surface treatment method and surface treatment device16 Jul 2026US 2026/0199994 A1Yasunaga Corporation
- System and method for characterizing an electrical discharge drilling process using ultrasound30 Apr 2026US 2026/0115820 A1Pratt & Whitney Canada Corp.
- Wedm-adapted wire electrode and method for manufacturing wedm-adapted wire electrode29 Jan 2026US 2026/0027635 A1Proterial, Ltd.
- Micromixer tube repair edm electrode, system and method23 Oct 2025US 2025/0326043 A1GE Infrastructure Technology LLC
Most cited
By later US patents
- Implantable orthopedic prosthesis having tissue attachment surface and method of manufacture153US 6,127,596 ASulzer Orthopedics Inc. · 2000
- Airfoil with diffused cooling holes and method and apparatus for making the same77US 4,762,464 AChromalloy Gas Turbine Corporation · 1988
- Apparatus for producing shaped articles51US 5,919,493 AUshers, Inc. · 1999
- Machining center47US 4,596,066 AInoue-Japax Research Incorporated · 1986
- Electrode for electrical discharge machining43US 4,287,404 AAteliers des Charmilles S.A. · 1981