Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6055223 | Optical memory apparatus | Kenji Ohta, Yoshikazu Fujii, Toshihisa Deguchi, Shigemi Maeda | 2000-04-25 |
| 5828649 | Magneto-optical memory element | Kenji Ohta, Yoshikazu Fujii, Toshihisa Deguchi, Shigemi Maeda | 1998-10-27 |
| 5809005 | Method for manufacturing a magneto-optical memory element | Kenji Ohta, Yoshikazu Fujii, Toshihisa Deguchi, Shigemi Maeda | 1998-09-15 |