Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814547 | Polishing liquid composition for silicon oxide film | Norihito Yamaguchi, Masato Sugahara, Takanao Seike, Masaki Inoue | 2023-11-14 |
| 10703935 | Polishing composition for silicon oxide film | Koji KINUTA | 2020-07-07 |
| 9070399 | Polishing liquid composition for magnetic-disk substrate | Takeshi Hamaguchi | 2015-06-30 |
| 9053736 | Method for manufacturing an aluminosilicate glass substrate for hard disks | Yosuke Uchino, Kazuhiko Nishimoto | 2015-06-09 |
| 8834589 | Polishing composition for magnetic disk substrate | Yoshiaki Oshima, Norihito Yamaguchi | 2014-09-16 |