Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5857610 | Process and apparatus for forming ball bumps | Kohei Tatsumi, Masashi Konda, Yoji Kawakami | 1999-01-12 |
| 5803339 | Process and apparatus for forming ball bumps | Kohei Tatsumi, Masashi Konda, Yoji Kawakami | 1998-09-08 |
| 5687901 | Process and apparatus for forming ball bumps | Kohei Tatsumi, Masashi Konda, Yoji Kawakami | 1997-11-18 |