Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5122919 | Liner for floppy disk jacket | Akira Aoki, Youichi Sakai | 1992-06-16 |
| 4998176 | Liner for floppy disk and process for producing the same | Akira Aoki, Tatsuhiro Kato, Tadakatu Nozawa, Isamu Makihara, Masanori Ito | 1991-03-05 |