Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9105293 | Glass substrate for a magnetic disk, magnetic disk and method of manufacturing a magnetic disk | Takashi Maeda | 2015-08-11 |
| 9012047 | Substrate for magnetic disk and magnetic disk | Hiroshi Takeda, Yukari Senda | 2015-04-21 |
| 8734967 | Substrate for magnetic disk and magnetic disk | Hiroshi Takeda, Yukari Senda | 2014-05-27 |
| 8623530 | Glass substrate for a magnetic disk, magnetic disk and method of manufacturing a magnetic disk | Takashi Maeda | 2014-01-07 |
| 8241769 | Glass substrate for a magnetic disk, magnetic disk and method of manufacturing a magnetic disk | Takashi Maeda | 2012-08-14 |