Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7500904 | Glass substrate for information recording medium and method for producing same | Koichi Suzuki, Tamaki Horisaka | 2009-03-10 |
| 7429209 | Method of polishing a glass substrate for use as an information recording medium | Tamaki Horisaka, Koichi Suzuki | 2008-09-30 |