Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7285318 | Packaging material and information recording media packaged by packaging material | Toshiyuki Kaku, Takayuki Aneha, Seizo Seki | 2007-10-23 |
| 5066539 | Magnetic recording medium wherein the magnetic layer contains components having specified polar groups, particle diameters and surface areas or which are in specific relative ratios | Makoto Inoue, Hiroshi Miura, Kaneaki Niita, Toshiyuki Sano, Takahiro Miyazaki | 1991-11-19 |
| 4191984 | Tape cassette | Shin Sasaki | 1980-03-04 |