Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4414289 | High density magnetic recording medium | Fujio Shibata, Kenji Hirabayashi | 1983-11-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4414289 | High density magnetic recording medium | Fujio Shibata, Kenji Hirabayashi | 1983-11-08 |