Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5084335 | Magnetic recording medium comprising upper and lower magnetic layers | Yasushi Nakano, Setsuko Kawahara, Masahiro Umemura, Seiichi Tobisawa, Takeshi Nakajima | 1992-01-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5084335 | Magnetic recording medium comprising upper and lower magnetic layers | Yasushi Nakano, Setsuko Kawahara, Masahiro Umemura, Seiichi Tobisawa, Takeshi Nakajima | 1992-01-28 |