Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579568 | Copper foil for printed wiring board having excellent chemical resistance and heat resistance | Kazuhisa Fujiwara, Mitsuo Fujii, Masanobu Tsushima | 2003-06-17 |
| 6329074 | Copper foil for printed wiring board having excellent chemical resistance and heat resistance | Kazuhisa Fujiwara, Mitsuo Fujii, Masanobu Tsushima | 2001-12-11 |