Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812386 | Recording elements comprising write-once thin film alloy layers | Kee-Chuan Pan, Yuan-Sheng Tyan | 1989-03-14 |
| 4795695 | Recording elements comprising write-once thin film alloy layers | Kee-Chuan Pan, Yuan-Sheng Tyan | 1989-01-03 |