Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816928 | Apparatus for recording reproducing a still image and corresponding audio information in respective tracks on a disk with the audio compressed on segments of a track | Takayuki Sasaki, Katsuhiko Ueno, Yasumasa Kodama | 1989-03-28 |