Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369461 | Automatic focus adjusting device in camera system | Masahide Hirasawa, Naoya Kaneda | 1994-11-29 |
| 5365296 | Motor and an optical apparatus having such motor | Junichi Murakami, Shigeru Ogino, Hiroyuki Takahara | 1994-11-15 |
| 5351230 | Optical information system focal point displacement detecting means having Fresnel zone plates with rectilinear grating | Tadashi Takeda, Kenji Fukui, Ricardo Musashi Okamoto, Shohei Hashiguchi | 1994-09-27 |