Inventor
OKANO YUKIO
12 patents
⚠️ This page may combine multiple inventors who share the name “OKANO YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINOLTA CAMERA KK
10 patentsUS4009939AMar 1, 1977
Double layered optical low pass filter permitting improved image resolution
MINOLTA CAMERA KK100 citations95
US4178611ADec 11, 1979
Optical low pass filter
MINOLTA CAMERA KK36 citations92
US4068260AJan 10, 1978
Combination optical low pass filter capable of phase and amplitude modulation
MINOLTA CAMERA KK52 citations92
US4047807ASep 13, 1977
Diaphragm device
MINOLTA CAMERA KK38 citations92
US4124276ANov 7, 1978
Soft focus lens system
MINOLTA CAMERA KK36 citations91
US4480896ANov 6, 1984
Optical filter suitable for portrait photography
MINOLTA CAMERA KK37 citations86
US4083627AApr 11, 1978
Two dimensional optical phase grating filter
MINOLTA CAMERA KK23 citations81
US4101929AJul 18, 1978
Color encoding video system with optical low pass filter
MINOLTA CAMERA KK23 citations78
US4264151AApr 28, 1981
Optical adaptor for movie and television cameras
MINOLTA CAMERA KK18 citations73
US4214814AJul 29, 1980
Variable soft focus lens system
MINOLTA CAMERA KK4 citations62