Inventor
KITAGAWA MASAHIKO
JP28 patents
⚠️ This page may combine multiple inventors who share the name “KITAGAWA MASAHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
18 patentsUS5237182AAug 17, 1993
Electroluminescent device of compound semiconductor with buffer layer
SHARP KK177 citations99
US4988579AJan 29, 1991
Electroluminescent device of compound semiconductor
SHARP KK47 citations96
US5616937AApr 1, 1997
Compound semiconductor luminescent device
SHARP KK20 citations92
US5198690AMar 30, 1993
Electroluminescent device of II-IV compound semiconductor
SHARP KK26 citations92
US5187116AFeb 16, 1993
Process for preparing electroluminescent device of compound semiconductor
SHARP KK32 citations92
US5103269AApr 7, 1992
Electroluminescent device of compound semiconductor comprising zns or zns and znse
SHARP KK51 citations92
US5037709AAug 6, 1991
Electroluminescent device of compound semiconductor
SHARP KK24 citations92
US4916496AApr 10, 1990
ZnS blue light emitting device
SHARP KK36 citations92
US5508522AApr 16, 1996
Method for producing a group II-VI compound semiconductor thin film and a group II-VI compound semiconductor device
SHARP KK24 citations91
US5113233AMay 12, 1992
Compound semiconductor luminescent device
SHARP KK19 citations82
US5055363AOct 8, 1991
Electroluminescent device of compound semiconductor
SHARP KK16 citations82
US5554877ASep 10, 1996
Compound semiconductor electroluminescent device
SHARP KK14 citations74
US5204283AApr 20, 1993
Method of growth II-VI semiconducting compounds
SHARP KK8 citations74
US5100832AMar 31, 1992
Process for preparing epitaxial compound semiconductor
SHARP KK16 citations74
US5057183AOct 15, 1991
Process for preparing epitaxial II-VI compound semiconductor
SHARP KK7 citations74
US4869776ASep 26, 1989
Method for the growth of a compound semiconductor crystal
SHARP KK7 citations73
US5416884AMay 16, 1995
Semiconductor waveguide structure of a II-VI group compound
SHARP KK16 citations72
US5270614ADec 14, 1993
Luminescent material
SHARP KK3 citations63
IBM
4 patentsUS6088483AJul 11, 2000
Image processing method for system employing pattern matching
IBM39 citations92
US6958756B2Oct 25, 2005
Image processing system and method
IBM0 citations52
US6775421B2Aug 10, 2004
Method and apparatus of image processing while inputting image data
IBM1 citations52
US7130478B2Oct 31, 2006
Method and apparatus for image data correction
IBM1 citations46