Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9833854 | Workpiece retainer, wire electric discharge machining device, thin-plate manufacturing method, and semiconductor-wafer manufacturing method | Takashi Yuzawa, Hidetaka Miyake, Tatsushi Sato | 2017-12-05 |
| 9707638 | Wire electric-discharge machining device, wire electric-discharge machining method, thin-plate manufacturing method, and semiconductor wafer manufacturing method | Hidetaka Miyake | 2017-07-18 |