Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9761261 | Magnetic recording medium and magnetic coating composition for magnetic recording medium | Toshihide Aoshima, Wataru Kikuchi, Kazutoshi Katayama | 2017-09-12 |
| 9711176 | Multilayer optical information recording disk and method for manufacturing same | Toshiyuki Kitahara, Atsushi Tatsugawa | 2017-07-18 |
| 9562167 | Magnetic recording medium and magnetic coating composition for magnetic recording medium | Wataru Kikuchi, Toshihide Aoshima, Kazutoshi Katayama | 2017-02-07 |