Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35607 | Distance measuring method and apparatus therefor | Akio Nagamune, Yoshiyuki Kanao | 1997-09-16 |
| 5623462 | Optical information recording/reproducing apparatus | Kyoko Miyabe, Satoshi Itami, Tohru Fujimaki | 1997-04-22 |
| 5619482 | Optical head unit for an optical disk using a diffraction grating | Kyoko Miyabe, Shingo Hamaguchi | 1997-04-08 |
| 5600618 | Optical data recording/reproducing device and integrated head | Kyoko Miyabe | 1997-02-04 |