Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7940611 | Optical disc apparatus | Kazuhiko Ono | 2011-05-10 |
| 5367616 | Isopleth generator for applying isopleths to digital picture data and method therefor | Naozane Yoshida, Tsutomu Takagi, Hitoshi Abe, Katsutoshi Tajima | 1994-11-22 |