Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787727 | Automatic wire electrode feeder for wire electric discharge machining devices | Hisashi Yamada, Yutaka Terada | 2004-09-07 |
| 6747236 | Wire electric discharge machining apparatus | Hisashi Yamada | 2004-06-08 |