Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076014 | Glass for use in substrate for information recording medium, substrate for information recording medium and information recording medium, and their manufacturing method | Kazuo Tachiwana, Yoichi Hachitani, Xuelu Zou, Mikio Ikenishi | 2011-12-13 |
| 7993765 | Perpendicular magnetic recording medium | Kong-Kyeom Kim, Junichi Horikawa | 2011-08-09 |