Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889536 | Roll type solid electrolyte capacitor | Kazumi Naitoh, Yoshiaki Arakawa, Takashi Ikezaki, Yutaka Yokoyama, Yuichi Hamaguchi +1 more | 1989-12-26 |
| 4851717 | Master slice integrated circuit capable of high speed operation | — | 1989-07-25 |