Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11890691 | Wire electric discharge machining device, and control method and control program therefor | Yasuhiro Okamoto | 2024-02-06 |
| 10086457 | Power supply unit and multi-wire electrical discharge machining apparatus | — | 2018-10-02 |
| 9707636 | Wire electrical discharge machining apparatus, wire electrical discharge machining system, power supply apparatus, wire electrical discharge machining method, and method of manufacturing semiconductor substrate | — | 2017-07-18 |
| 9375799 | Multi-wire electrical discharge machining system, multi-wire electrical discharge machining apparatus, power supply device, multi-wire electrical discharge machining method, semiconductor substrate, solar cell substrate, substrate manufacturing system, and substrate manufacturing method | Yasuhiro Okamoto, Akira Okada | 2016-06-28 |
| 9364910 | Wire electrical discharge machining system, wire electrical discharge machining method, and workpiece | Yasuhiro Okamoto, Akira Okada | 2016-06-14 |