Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654532 | Read-only laminated information recording medium and manufacturing method therefor | Satoru Tomaru, Makoto Hikita, Tadayuki Imai, Tetsuyoshi Ishii, Saburo Imamura +1 more | 2003-11-25 |
| 6556531 | Multi-layered holographic read-only memory and data retrieval method | Shougo Yagi, Tadayuki Imai, Michio Ono, Hiroki Yamazaki | 2003-04-29 |