Inventor

UEDA KIICHIROU

JP5 patents

Patents

5 patents

US5048940ASep 17, 1991

Projection lens for projector

KONISHIROKU PHOTO IND23 citations91

US5414562AMay 9, 1995

Zoom lens

KONISHIROKU PHOTO IND29 citations90

US5202992AApr 13, 1993

Zoom lens apparatus

KONISHIROKU PHOTO IND39 citations90

US4838670AJun 13, 1989

Projection lens for a projector

KONISHIROKU PHOTO IND12 citations72

US5015076AMay 14, 1991

Projection lens for a projector

KONISHIROKU PHOTO IND17 citations71