Inventor
TAKAHASHI SADATOSHI
JP26 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI SADATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
25 patentsUS4629294ADec 16, 1986
Zoom lens
CANON KK26 citations93
US5253005AOct 12, 1993
Small-sized camera
CANON KK21 citations92
US5000550AMar 19, 1991
Wide-angle type zoom lens having inner-focus lens
CANON KK35 citations92
US4896950AJan 30, 1990
Zoom lens of high power varying ratio
CANON KK41 citations92
US4852984AAug 1, 1989
Telephoto lens of large aperture ratio
CANON KK33 citations92
US4830477AMay 16, 1989
Zoom lens capable of obtaining focal lengths beyond a variable focal length range
CANON KK34 citations92
US4810072AMar 7, 1989
Zoom lens
CANON KK53 citations92
US4717245AJan 5, 1988
High relative aperture Gauss type lens
CANON KK23 citations82
US5144488ASep 1, 1992
Zoom lens
CANON KK17 citations74
US4949107AAug 14, 1990
Camera having telescopic capability
CANON KK9 citations74
US4865434ASep 12, 1989
Zoom lens capable of selecting a focal length beyond a standard focal length range
CANON KK15 citations74
US4781446ANov 1, 1988
Zoom lens having a capability of introducing special features into image formats
CANON KK14 citations74
US4749266AJun 7, 1988
Compact zoom lens having a large aperture and good aberation correction over an extended zooming range
CANON KK15 citations74
US4720180AJan 19, 1988
High magnification range zoom lens
CANON KK7 citations74
US4711534ADec 8, 1987
Zoom lens able to obtain focal lengths beyond the zooming range
CANON KK9 citations74
US4696553ASep 29, 1987
Zoom lens having a large zoom ratio
CANON KK15 citations74
US4695133ASep 22, 1987
High range zoom lens
CANON KK12 citations74
US4690513ASep 1, 1987
Wide angle high range zoom lens
CANON KK13 citations74
US4687303AAug 18, 1987
Zoom lens system
CANON KK8 citations74
US4666257AMay 19, 1987
Compact zoom lens
CANON KK20 citations74
US4659187AApr 21, 1987
Zoom lens using elements made of plastic materials
CANON KK19 citations74
US4653874AMar 31, 1987
Zoom lens
CANON KK13 citations74
US4639096AJan 27, 1987
High range zoom lens
CANON KK15 citations74
US4527858AJul 9, 1985
Uniform speed scanning lens having a high resolving power
CANON KK12 citations74
US4515446AMay 7, 1985
Zoom objective
CANON KK9 citations74