Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5772508 | Game or play facilities controlled by physiological information | Tsutomu Ochiai | 1998-06-30 |
| 4210805 | Semiconductor radiation detector | Tetsuji Kobayashi, Noboru Matsuo | 1980-07-01 |