Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8003911 | Wire electrical discharge machining apparatus | Yasuo Onodera, Takashi Hashimoto, Hisashi Yamada, Koichiro Hattori, Yoshikazu Ukai | 2011-08-23 |
| 7928337 | Apparatus for machining a workpiece using wire discharge including an upper and lower power supply unit | Yasuo Onodera, Yoshikazu Ukai, Takashi Hashimoto, Koichiro Hattori, Hisashi Yamada | 2011-04-19 |