Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368932 | Biaxially oriented polyester film for magnetic recording media containing theta or mixed alpha plus gamma aluminum oxide and inert organic particles | Hirofumi Murooka, Sumio Kato | 1994-11-29 |
| 5316823 | Magnetic tape | Hisashi Hamano, Masahiro Hosoi, Yasuhiro Saeki | 1994-05-31 |