Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7087315 | Method for forming plating film | Yoshihiko Matsuo, Kimihiko Yoshida, Fumio Okuda | 2006-08-08 |
| 6811672 | Method for forming plating film and electronic component having plating film formed theron by same method | Yoshihiko Matsuo, Kimihiko Yoshida, Fumio Okuda | 2004-11-02 |
| 5364449 | Process for refining crude material for copper or copper alloy | Takashi Nakamura, Kenji Osumi, Kiyomasa Oga, Motohiro Arai, Eiji Yoshida +2 more | 1994-11-15 |