Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826005 | Packaging of information recording media | Yukitoshi Tajima, Hiromitsu Sakamoto | 1989-05-02 |
| 4782645 | Packaging of information recording media | Yukitoshi Tajima, Hiromitsu Sakamoto | 1988-11-08 |