Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786551 | Magnetic recording medium | Tsuyoshi Ootani, Junsaku Nakajima, Chiaki Abe | 1988-11-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786551 | Magnetic recording medium | Tsuyoshi Ootani, Junsaku Nakajima, Chiaki Abe | 1988-11-22 |