Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881449 | Hydraulic booster device | Makota Horiuchi, Yoshitaka Miyakawa, Kazuya Sakurai | 1989-11-21 |
| D303428 | Culture dish | Masaru Wada | 1989-09-12 |
| 4855377 | Novel copolycarbonate | Masahisa Yokota, Kyosuke Komiya, Kazunori Yamataka, Tadanori Nonura | 1989-08-08 |