Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9409809 | Method for manufacturing glass blank for magnetic disk, method for manufacturing glass substrate for magnetic disk, glass blank for magnetic disk | Hideki Isono, 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 | Hideki Isono, 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 | Hideki Isono, Akira Murakami, Takashi Sato, Masamune Sato | 2016-01-26 |
| 9153269 | Method for manufacturing glass substrate for magnetic disk | Hideki Isono, Akira Murakami, Takashi Sato, Masamune Sato | 2015-10-06 |
| 8844320 | Manufacturing method of a sheet glass material for magnetic disk and manufacturing method of a glass substrate for magnetic disk | Hideki Isono | 2014-09-30 |
| 8800320 | Manufacturing method of a sheet glass material for magnetic disk and manufacturing method of a glass substrate for magnetic disk | Hideki Isono | 2014-08-12 |