Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616827 | Filtration method of copper electrolyte | Kazuyoshi Nabekura, Naotomi Takahashi | 2003-09-09 |
| 6610418 | Electolytic copper foil with carrier foil and method for manufacturing the same | Junshi Yoshioka, Akiko Sugimoto, Makoto Dobashi, Ken Iwakiri | 2003-08-26 |
| 6605369 | Surface-treated copper foil and method for producing the same | Naotomi Takahashi | 2003-08-12 |
| 6548153 | Composite material used in making printed wiring boards | Takashi Kataoka, Takuya Yamamoto, Kenichiro Iwakiri, Tsutomu Higuchi | 2003-04-15 |