Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835932 | Thermal displacement element and radiation detector using the element | Tohru Ishizuya | 2004-12-28 |
| 6828557 | Radiation-detection devices | Tohru Ishizuya, Keiichi Akagawa | 2004-12-07 |