Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5560484 | Blank for a sleeve type casing with a cover for receiving a recording medium | Maya Tomisawa | 1996-10-01 |
| 5132158 | Magnetic recording tape comprising a polyester film containing a pH basic filler | — | 1992-07-21 |