Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4920402 | Integrated circuit device | Masao Nakaya | 1990-04-24 |
| 4804848 | Ionizing radiation detector for detecting the direction and intensity of the radiation | Masao Nakaya, Yuto Ikea | 1989-02-14 |