Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7261803 | Non-cyanogen type electrolytic solution for plating gold | Kei Imafuji | 2007-08-28 |
| 7093356 | Method for producing wiring substrate | Kei Imafuji, Tadashi Kodaira, Takeshi Chino, Jyunichi Nakamura | 2006-08-22 |