Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816350 | Gradient radiation image conversion sheet | Hisao Suzuki, Yuji Aoki, Norio Miura | 1989-03-28 |
| 4772803 | Gradient intensifying screen | Yuji Aoki, Akio Umemoto | 1988-09-20 |
| 4696868 | Intensifying screens | Yuji Aoki, Akio Umemoto, Norio Miura | 1987-09-29 |