Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366359 | Wire cut electric discharge machining control method | Takeshi Yatomi, Yutaka Tanaka | 1982-12-28 |
| 4339650 | Electric discharge machining apparatus | Yutaka Tanaka, Takeshi Yatomi | 1982-07-13 |