Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8141386 | Method for fabricating a glass substrate for an information recording medium, and magnetic disk using the same | Hideki Kawai, Hiroaki Sawada, Shinichi Saeki | 2012-03-27 |
| 8113017 | Method for cleaning a glass substrate, method for fabricating a glass substrate, and magnetic disk using same | Hideki Kawai, Hiroaki Sawada, Shinichi Saeki | 2012-02-14 |