Inventor
HIRANO NAGAYOSHI
6 patents
Patents
6 patentsUS4953958ASep 4, 1990
Variable magnification duplicator lens system
FUJI PHOTO OPTICAL CO LTD10 citations72
US3951524AApr 20, 1976
Projection lens system for motion picture projector
FUJI PHOTO OPTICAL CO LTD16 citations72
US4514049AApr 30, 1985
Zoom lens system for finite conjugate distances
FUJI PHOTO OPTICAL CO LTD9 citations71
US4149774AApr 17, 1979
Zoom lens system
FUJI PHOTO OPTICAL CO LTD14 citations71
US5526082AJun 11, 1996
Automatic visibility regulator for a camera viewfinder
FUJI PHOTO OPTICAL CO LTD5 citations60
US4907865AMar 13, 1990
Variable magnification duplicator lens system
FUJI PHOTO OPTICAL CO LTD2 citations52