Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9789555 | Electrical discharge machining method and electrode-guide position setting device | Kyoichi Hamada | 2017-10-17 |
| 9776268 | Processing tank raising/lowering device and processing tank raising/lowering method for electrical discharge machine | Kyoichi Hamada | 2017-10-03 |