Inventor
ASANO NORIYUKI
JP13 patents
Patents
13 patentsUS4315159AFeb 9, 1982
Optical sensor device with reduction of ambient light effects
CANON KK63 citations96
US4293877AOct 6, 1981
Photo-sensor device and image scanning system employing the same
CANON KK79 citations96
US4469417ASep 4, 1984
Range finding device
CANON KK38 citations92
US4357085ANov 2, 1982
Focus detection device
CANON KK31 citations92
US4305657ADec 15, 1981
Range finding device
CANON KK32 citations92
US4274735AJun 23, 1981
Distance measuring device
CANON KK56 citations92
US4257705AMar 24, 1981
Device for focus detection or distance detection
CANON KK54 citations92
US4178098ADec 11, 1979
Range detecting method and apparatus
CANON KK36 citations91
US4410261AOct 18, 1983
Range finding device
CANON KK27 citations82
US4283137AAug 11, 1981
Image scanning system
CANON KK16 citations82
US4329577AMay 11, 1982
Focus detecting device with photo-sensor array
CANON KK24 citations81
US4189232AFeb 19, 1980
Range detecting method and apparatus
CANON KK26 citations81
US4368978AJan 18, 1983
Image scanning system
CANON KK9 citations74