Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702062 | Tape cassette | Nobuyuki Kaku, Seiji Ono, Yoshimi Maehara | 1997-12-30 |
| 5687047 | Magnetic tape cartridge having triple lid assembly | Hikaru Mizutani, Kenmei Masuda, Hidekazu Takeda | 1997-11-11 |