Inventor
IIZUKA KIYOSHI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “IIZUKA KIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
11 patentsUS4427265AJan 24, 1984
Diffusion plate
CANON KK73 citations96
US5122888AJun 16, 1992
Focusing plate having phase grating formed by using liquid crystal
CANON KK42 citations92
US4567123AJan 28, 1986
Diffusing plate
CANON KK39 citations92
US4421398ADec 20, 1983
Focussing plate
CANON KK29 citations92
US5136409AAug 4, 1992
Liquid crystal device having at least two zones having different diffusion characteristics
CANON KK13 citations73
US4711547ADec 8, 1987
Display device
CANON KK18 citations73
US4606612AAug 19, 1986
Optical phase filter using liquid crystal
CANON KK13 citations73
US4586029AApr 29, 1986
Blur detecting device
CANON KK12 citations73
US4229750AOct 21, 1980
Information output unit
CANON KK5 citations63
US4795238AJan 3, 1989
Liquid crystal focusing screen having different groups of electrodes
CANON KK5 citations62
US4586802AMay 6, 1986
Camera capable of special effects photography
CANON KK4 citations62