Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11680187 | Polishing liquid, method for manufacturing glass substrate, and method for manufacturing magnetic disk | — | 2023-06-20 |
| 11649377 | Polishing liquid, polishing liquid set and polishing method | Masayuki Hanano | 2023-05-16 |
| 11587585 | Magnetic-disk substrate and magnetic disk | Masanobu Itaya, Kinobu Osakabe | 2023-02-21 |