Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11404082 | Aluminium alloy substrate for magnetic disk, method for fabricating the same, and magnetic disk composed of aluminium alloy substrate for magnetic disk | Kotaro KITAWAKI, Makoto Yonemitsu, Takashi Nakayama, Hideyuki Hatakeyama | 2022-08-02 |
| 11335367 | Aluminum alloy substrate for magnetic disk, disk drive device, method for manufacturing aluminum alloy substrate for magnetic disk, and method for measuring aluminum alloy substrate for magnetic disk | Toshihiro Nakamura, Hideki Takahashi, Keita YOSHIMURA, Wataru Kumagai, Naoki Kitamura +1 more | 2022-05-17 |