Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371602 | Picture data recording/reproducing system for recording compressed picture data and reproducing recorded data with plural reproduction modes | Yukitoshi Tsuboi, Teiji Okamoto | 1994-12-06 |
| 4221360 | Butterfly valve | Yoshitsugu Okada | 1980-09-09 |