Inventor
SATO KAZUTAKA
JP24 patents
⚠️ This page may combine multiple inventors who share the name “SATO KAZUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
18 patentsUS6038104AMar 14, 2000
Rotating disk type information storage apparatus having a movable member integrated with a support member
HITACHI LTD30 citations92
US6219472B1Apr 17, 2001
Optical switch, method of manufacturing same, and optical communication equipment using the same
HITACHI LTD41 citations91
US6552878B2Apr 22, 2003
Magnetic disk apparatus
HITACHI LTD14 citations84
US6496672B2Dec 17, 2002
Image production apparatus
HITACHI LTD14 citations83
US6606472B1Aug 12, 2003
Method and apparatus for forming color image
HITACHI LTD8 citations73
US6553206B2Apr 22, 2003
Image forming apparatus
HITACHI LTD8 citations72
US6487330B2Nov 26, 2002
Optical switch, method of manufacturing same, and optical communication equipment using same
HITACHI LTD8 citations72
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
US6603942B2Aug 5, 2003
Image forming apparatus having belt-shaped carrier
HITACHI LTD4 citations62
US6463191B1Oct 8, 2002
Optical switching device and optical switching method
HITACHI LTD4 citations62
US6741830B2May 25, 2004
Image forming apparatus
HITACHI LTD5 citations61
US5359351AOct 25, 1994
Thick film thermal printing head
HITACHI LTD2 citations58