B23H 7/12
Rotating-disc electrodes
B23H7/12 (Rotating-disc electrodes) appears on 33 US grants and 35 published applications in this corpus.
Search patents in B23H- Granted patents
- 33
- Published applications
- 35
- Assignees
- 22
- Inventors
- 82
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 2 | 5 |
| 2019 | 5 | 2 |
| 2020 | 1 | 3 |
| 2021 | 1 | 2 |
| 2022 | 4 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Micro-electric discharge milling machine with spark control10 Mar 2026US 12,569,923 B1King Saud University
- Electrical discharge machining assemblies and methods for using the same20 Feb 2024US 11,904,397 B2GE-Hitachi Nuclear Energy Americas LLC
- Electrochemical machining device and method for blisk using electrode array23 Jan 2024US 11,878,360 B2Nanjing University of Aeronautics and Astronautics
- Pulse dynamic electrochemical machining apparatus and method for rapidly leveling surface of revolving part19 Sep 2023US 11,759,876 B2Nanjing University of Aeronautics and Astronautics
- Electrode and method for manufacturing the same13 Sep 2022US 11,440,113 B2General Electric Company
- Micromixer tube repair edm electrode, system and method23 Oct 2025US 2025/0326043 A1GE Infrastructure Technology LLC
- Electrochemical machining device and method for blisk using electrode array9 Nov 2023US 2023/0356313 A1Nanjing University of Aeronautics and Astronautics
- Pulse dynamic electrochemical machining apparatus and method for rapidly leveling surface of revolving part2 Feb 2023US 2023/0036667 A1Nanjing University of Aeronautics and Astronautics
- Electrical discharge machining assemblies and methods for using the same26 May 2022US 2022/0161342 A1GE-Hitachi Nuclear Energy Americas LLC
- Grinding and/or Eroding Machine, and Method for Measuring and/or Referencing the Machine22 Apr 2021US 2021/0114167 A1Walter Maschinenbau GmbH
Most cited
By later US patents
- Method of manufacturing an endodontic instrument26US 6,783,438 B2Ormco Corporation · 2004
- Method of manufacturing an endodontic instrument24US 7,207,111 B2Ormco Corporation · 2007
- Plunge electromachining17US 6,562,227 B2General Electric Company · 2003
- Method of performing high-efficiency machining by high-density radical reaction using a rotating electrode, device for performing the method and the rotating electrode used therefor13US 5,935,460 AJapan Science and Technology Corporation · 1999
- Electrical discharge shape forming and surface conditioning device12US 4,683,364 AMicro Surface Technology, Inc. · 1987