Inventor
HATA KAZUYOSHI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “HATA KAZUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINOLTA CAMERA KK
8 patentsUS5543970AAug 6, 1996
Zoom lens system
MINOLTA CAMERA KK45 citations91
US5009491AApr 23, 1991
Compact zoom lens system
MINOLTA CAMERA KK39 citations91
US4993814AFeb 19, 1991
Zoom lens system
MINOLTA CAMERA KK35 citations91
US4984876AJan 15, 1991
Zoom lens system
MINOLTA CAMERA KK7 citations73
US4720181AJan 19, 1988
Large aperature ratio zoom lens system
MINOLTA CAMERA KK9 citations72
US4767202AAug 30, 1988
Objective lens system for optical recording type disks
MINOLTA CAMERA KK11 citations70
US5296968AMar 22, 1994
Zoom lens system
MINOLTA CAMERA KK2 citations62
US5155630AOct 13, 1992
Zoom lens system
MINOLTA CAMERA KK5 citations61