| 4368978 |
Image scanning system |
Tokuichi Tsunekawa, Makoto Masunaga, Kazuya Hosoe, Yukichi Niwa, Noriyuki Asano |
1983-01-18 |
| 4357085 |
Focus detection device |
Yukichi Niwa, Noriyuki Asano |
1982-11-02 |
| 4315159 |
Optical sensor device with reduction of ambient light effects |
Yukichi Niwa, Noriyuki Asano, Masahiko Ogawa, Shuichi Tamura |
1982-02-09 |
| 4293877 |
Photo-sensor device and image scanning system employing the same |
Tokuichi Tsunekawa, Makoto Masunaga, Kazuya Hosoe, Yukichi Niwa, Noriyuki Asano |
1981-10-06 |
| 4283137 |
Image scanning system |
Tokuichi Tsunekawa, Makoto Masunaga, Kazuya Hosoe, Yukichi Niwa, Noriyuki Asano |
1981-08-11 |
| 4274735 |
Distance measuring device |
Shuichi Tamura, Yukichi Niwa, Masahiko Ogawa, Noriyuki Asano |
1981-06-23 |
| 4257705 |
Device for focus detection or distance detection |
Kazuya Hosoe, Yukichi Niwa, Tokuichi Tsunekawa, Noriyuki Asano, Makoto Masunaga |
1981-03-24 |
| 4189232 |
Range detecting method and apparatus |
Noriyuki Asano, Yukichi Niwa, Takaaki Yamagata, Shin Tsuda |
1980-02-19 |
