Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879343 | Heat and impact resistant resin composition | Hiroaki Miyazaki | 1989-11-07 |
| 4816350 | Gradient radiation image conversion sheet | Hidenaga Horiuchi, Hisao Suzuki, Norio Miura | 1989-03-28 |