Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383404 | Glass substrate for magnetic recording medium, magnetic recording medium, and method of manufacturing the same | Hiroyuki Sakai, Syoji Matsuda | 2002-05-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383404 | Glass substrate for magnetic recording medium, magnetic recording medium, and method of manufacturing the same | Hiroyuki Sakai, Syoji Matsuda | 2002-05-07 |