Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881144 | Thin film magnetic head | Isamu Yuito, Eijin Moriwaki, Kazuo Shiiki, Hisashi Takano | 1989-11-14 |
| 4875943 | Flexible photovoltaic device | Yoshihisa Tawada, Kazunori Tsuge, Masanobu Izumina | 1989-10-24 |
| 4820915 | Color sensor with amorphous pin structure | Funio Koike, Tetsuya Miyagishi | 1989-04-11 |
| 4814921 | Multilayered magnetic films and thin-film magnetic heads using the same as a pole | Kazuo Shiiki, Yoshihiro Shiroishi, Isamu Yuitoo, Hitoshi Numasaka, Noriyuki Kumasaka +2 more | 1989-03-21 |