B23H 1/024
Detection of, and response to, abnormal gap conditions
Official title: {Detection of, and response to, abnormal gap conditions, e.g. short circuits (preventing short circuits or other abnormal discharges by altering machining parameters using adaptive control B23H7/16)}
B23H1/024 (Detection of, and response to, abnormal gap conditions) appears on 118 US grants and 67 published applications in this corpus.
Search patents in B23H- Granted patents
- 118
- Published applications
- 67
- Assignees
- 37
- Inventors
- 162
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 4 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 2 | 2 |
| 2013 | 2 | 5 |
| 2014 | 4 | 5 |
| 2015 | 2 | 7 |
| 2016 | 5 | 7 |
| 2017 | 3 | 3 |
| 2018 | 5 | 5 |
| 2019 | 6 | 5 |
| 2020 | 2 | 5 |
| 2021 | 7 | 3 |
| 2022 | 5 | 1 |
| 2023 | 3 | 4 |
| 2024 | 3 | 1 |
| 2025 | 0 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric discharge machining apparatus and method for fixing power conductor in electric discharge machining apparatus28 Jul 2026US 12,691,515 B2Sodick Co., Ltd.
- Diagnostic device for power supply device for electric discharge machine7 Apr 2026US 12,596,158 B2Makino Milling Machine Co., Ltd.
- Wire electrical discharge machine and machining program editor4 Jun 2024US 11,998,997 B2Fanuc Corporation
- Online prediction method of tool-electrode consumption and prediction method of machining accuracy20 Feb 2024US 11,904,399 B2Metal Industries Research & Development Centre
- Wire electric discharge machining device, and control method and control program therefor6 Feb 2024US 11,890,691 B2Makino Milling Machine Co., Ltd.
- Ultrasonic measurement of electrode depth while electrical discharge machining2 Jul 2026US 2026/0183855 A1GE Infrastructure Technology LLC
- Measurement of electrode depth while electrical discharge machining11 Jun 2026US 2026/0158573 A1
- Double resistor-capacitor discharge machining system13 Mar 2025US 2025/0083241 A1National Taiwan Normal University
- Monitoring breakthrough of electrical discharge machining electrode through a workpiece27 Feb 2025US 2025/0065428 A1Rtx Corporation
- Diagnostic device for power supply device for electric discharge machine24 Oct 2024US 2024/0353501 A1Makino Milling Machine Co., Ltd.
Most cited
By later US patents
- Wire electric discharge machining apparatus27US 4,798,929 AMitsubishi Denki Kabushiki Kaisha · 1989
- Electrical discharge machine and machining method therefor25US 5,496,984 AMitsubishi Denki Kabushiki Kaisha · 1996
- Control system and method for electric discharge machining (EDM) using a predetermined portion of each discharge pulse for monitoring22US 3,997,753 A1976
- Method of and system for the controlling of an apparatus for the electric discharge machining of a workpiece16US 4,004,123 A1977
- Apparatus for detecting gap conditions in EDM processes with monitoring pulses16US 4,236,057 AInoue-Japax Research Incorporated · 1980