Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5347503 | Optical information processing apparatus for correcting linearity of a photosensor output with respect to power of an emitted light beam | Tadashi Kato, Masayuki Usui, Yoshihiko Watanabe, Hisatoshi Baba, Hirotake Ando +3 more | 1994-09-13 |
| 5293371 | Optical head for a magneto-optical information reproducing apparatus including a light beam splitter having a first glass, a uniaxial crystal and a second glass arranged in sequence | — | 1994-03-08 |
| 5293569 | Magneto-optical recording/reproducing apparatus including an optical head with an optical element having a plurality of prisms | — | 1994-03-08 |