Inventor
WATANABE MICHIHIRO
JP17 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE MICHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS5162644ANov 10, 1992
Contact type image sensor having photoelectric conversion elements to reduce signal variation caused by luminous intensity variation of light source
HITACHI LTD30 citations92
US5130822AJul 14, 1992
Method and apparatus for correcting an image signal
HITACHI LTD13 citations73
US4977313ADec 11, 1990
Facsimile equipment with direct-contact-type image sensor
HITACHI LTD11 citations73
US4940888AJul 10, 1990
Direct-contact-type image sensor and image sensor assembly
HITACHI LTD10 citations73
US4738871AApr 19, 1988
Heat-sensitive recording head and method of manufacturing same
HITACHI LTD9 citations72
US5548411AAug 20, 1996
Facsimile apparatus
HITACHI LTD11 citations71
US5452098ASep 19, 1995
Facsimile apparatus
HITACHI LTD11 citations71
US5109238AApr 28, 1992
Thick film resistor material and thermal head obtained therefrom
HITACHI LTD12 citations71
US5021194AJun 4, 1991
Thick film resistor material and thermal head obtained therefrom
HITACHI LTD8 citations71
US5157414AOct 20, 1992
Thick film type thermal head and thermal recording device
HITACHI LTD11 citations70
US4835550AMay 30, 1989
Thick film type thermal head
HITACHI LTD12 citations68
US4996438AFeb 26, 1991
Line image sensor with controlled photosensitivity
HITACHI LTD4 citations62
US4392423AJul 12, 1983
Printing hammer driving apparatus
HITACHI LTD5 citations60
US5359351AOct 25, 1994
Thick film thermal printing head
HITACHI LTD2 citations58
US5457545AOct 10, 1995
Facsimile apparatus and image signal display method and image signal recording method
HITACHI LTD0 citations38