Inventor
TAKASAKI YUKIO
JP40 patents
⚠️ This page may combine multiple inventors who share the name “TAKASAKI YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
28 patentsUS5196702AMar 23, 1993
Photo-sensor and method for operating the same
HITACHI LTD56 citations94
US6806099B2Oct 19, 2004
Process for producing polycrystalline silicon film by crystallizing on amorphous silicon film by light irradiation
HITACHI LTD29 citations93
US4952839AAug 28, 1990
Photoconductive device and method of operating the same
HITACHI LTD28 citations92
US4888521ADec 19, 1989
Photoconductive device and method of operating the same
HITACHI LTD26 citations92
US5233265AAug 3, 1993
Photoconductive imaging apparatus
HITACHI LTD37 citations91
US4255686AMar 10, 1981
Storage type photosensor containing silicon and hydrogen
HITACHI LTD23 citations81
US4556817ADec 3, 1985
Photoelectric conversion apparatus
HITACHI LTD13 citations74
US4457949AJul 3, 1984
Method of producing a photoelectric conversion layer
HITACHI LTD7 citations74
US4430185AFeb 7, 1984
Method of producing photoelectric transducers
HITACHI LTD18 citations74
US4429325AJan 31, 1984
Photosensor
HITACHI LTD12 citations74
US4394749AJul 19, 1983
Photoelectric device and method of producing the same
HITACHI LTD8 citations74
US4323912AApr 6, 1982
Solid-state imaging device
HITACHI LTD19 citations74
US4980736ADec 25, 1990
Electric conversion device
HITACHI LTD15 citations73
US4900975AFeb 13, 1990
Target of image pickup tube having an amorphous semiconductor laminate
HITACHI LTD16 citations73
US4829345AMay 9, 1989
Electronic device having light transmission system
HITACHI LTD8 citations73
US4556816ADec 3, 1985
Photoelectric device
HITACHI LTD8 citations73
US4463279AJul 31, 1984
Doped photoconductive film comprising selenium and tellurium
HITACHI LTD7 citations73
US4249106AFeb 3, 1981
Radiation sensitive screen
HITACHI LTD16 citations73
US4636682AJan 13, 1987
Image pickup tube
HITACHI LTD2 citations63
US4554478ANov 19, 1985
Photoelectric conversion element
HITACHI LTD6 citations63
US4405935ASep 20, 1983
Solid-state imaging device
HITACHI LTD4 citations63
US4866332ASep 12, 1989
Target of image pickup tube
HITACHI LTD3 citations62
US4626885ADec 2, 1986
Photosensor having impurity concentration gradient
HITACHI LTD4 citations62
US4380557AApr 19, 1983
Method of production of image pickup device
HITACHI LTD3 citations62
US5218264AJun 8, 1993
Image pick-up tube and apparatus having the same
HITACHI LTD2 citations61
US7413604B2Aug 19, 2008
Process for producing polysilicon film
HITACHI LTD1 citations52
US4860093AAug 22, 1989
Method and apparatus for driving a plurality of pick-up tubes having their cathodes supplied by a common negative potential
HITACHI LTD1 citations52
US5384597AJan 24, 1995
Image pickup tube utilizing third electrode and its operating method
HITACHI LTD0 citations41
HITACHI DISPLAYS LTD
3 patentsUS7359215B2Apr 15, 2008
Flexible display device
HITACHI DISPLAYS LTD10 citations84
US7456428B2Nov 25, 2008
Manufacturing method of semiconductor film and image display device
HITACHI DISPLAYS LTD1 citations52
US7202144B2Apr 10, 2007
Manufacturing method of semiconductor film and image display device
HITACHI DISPLAYS LTD0 citations52