Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317555 | Optical head device utilizing partially overlapping light spots to read information from a readout layer | Akira Takahashi, Yoshiteru Murakami, Kenji Ohta | 1994-05-31 |
| 5305300 | Magneto optical storage device using a multi-layer film of Pt/Co laminated sections | Kenji Ohta, Akira Takahashi, Yoshiteru Murakami | 1994-04-19 |
| 5293359 | Magnetic recording and reproducing apparatus having a ferrimagnetic recording medium, a magnetic head and first and second light sources | Kenji Ohta, Akira Takahashi, Yoshiteru Murakami, Junji Hirokane | 1994-03-08 |