Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7570567 | Multi-layered holographic read-only memory and data retrieval method | Tadayuki Imai, Michio Ono, Hiroki Yamazaki, Haruki Kozawaguchi | 2009-08-04 |
| 6811728 | Multi-layered holographic read-only memory and data retrieval method | Tadayuki Imai, Michio Ono, Hiroki Yamazaki, Haruki Kozawaguchi | 2004-11-02 |
| 6556531 | Multi-layered holographic read-only memory and data retrieval method | Tadayuki Imai, Michio Ono, Hiroki Yamazaki, Haruki Kozawaguchi | 2003-04-29 |