Inventor
HIROBE HITOSHI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “HIROBE HITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI OPTICAL CO LTD
5 patentsUS4445757AMay 1, 1984
Zooming device
ASAHI OPTICAL CO LTD81 citations95
US4558367ADec 10, 1985
Automatic focusing device for video camera
ASAHI OPTICAL CO LTD22 citations81
US4465352AAug 14, 1984
Automatic focusing device
ASAHI OPTICAL CO LTD16 citations73
US4535364AAug 13, 1985
Spot exposure adjustment circuit
ASAHI OPTICAL CO LTD12 citations72
US4719511AJan 12, 1988
Exposure controlling method for television camera
ASAHI OPTICAL CO LTD3 citations62
FUJI PHOTO FILM CO LTD
3 patentsUS4821127AApr 11, 1989
Demagnetizing apparatus for erasing signals recorded on concentric tracks
FUJI PHOTO FILM CO LTD24 citations92
US4792866ADec 20, 1988
Still picture recording apparatus
FUJI PHOTO FILM CO LTD13 citations73
US4783703ANov 8, 1988
Television flicker preventing circuit with gamma value conversion prior to field-to-frame conversion
FUJI PHOTO FILM CO LTD14 citations72