Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675570 | Optical disc having indication portion | Hiroyuki Ohira, Nobuki Yamaoka | 1997-10-07 |
| 5675722 | Pattern output apparatus | — | 1997-10-07 |
| 5666584 | Information output apparatus and method utilizing multi-function mode indicator | Masamichi Akashi, Satoshi Nagata, Yoichi Toyokura, Yukio Kanakubo, Hiroharu Takahashi +1 more | 1997-09-09 |