| 9409809 |
Method for manufacturing glass blank for magnetic disk, method for manufacturing glass substrate for magnetic disk, glass blank for magnetic disk |
Hidekazu Tanino, Akira Murakami, Takashi Sato, Masamune Sato |
2016-08-09 |
| 9336810 |
Method for manufacturing glass blank for magnetic disk, method for manufacturing glass substrate for magnetic disk |
Hidekazu Tanino, Akira Murakami, Takashi Sato, Masamune Sato, Masaru Onishi |
2016-05-10 |
| 9242888 |
Manufacturing method of glass blank for magnetic disk, manufacturing method of glass substrate for magnetic disk, glass blank for magnetic disk, glass substrate for magnetic disk, and magnetic disk |
Hidekazu Tanino, Akira Murakami, Takashi Sato, Masamune Sato |
2016-01-26 |