Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679410 | Continuous fabrication of thin film magnetic recording medium with vacuum deposition | Ryuji Sugita, Tatsuaki Ishida, Kazunari Yoshimoto | 1997-10-21 |
| 5665460 | Magnetic recording medium | Ryuji Sugita, Tatsuaki Ishida, Kazunari Yoshimoto | 1997-09-09 |