Issued Patents 1994
Showing 1–1 of 1 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 | Osamu Koyama, Tadashi Kato, Masayuki Usui, Yoshihiko Watanabe, Hisatoshi Baba +3 more | 1994-09-13 |