Inventor
OKUNAKA MASAAKI
JP25 patents
⚠️ This page may combine multiple inventors who share the name “OKUNAKA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
14 patentsUS5883437AMar 16, 1999
Method and apparatus for inspection and correction of wiring of electronic circuit and for manufacture thereof
HITACHI LTD175 citations97
US4495218AJan 22, 1985
Process for forming thin film
HITACHI LTD121 citations96
US4463073AJul 31, 1984
Method and apparatus for redressing defective photomask
HITACHI LTD59 citations95
US4510222AApr 9, 1985
Photomask with corrected white defects
HITACHI LTD42 citations92
US4486232ADec 4, 1984
Electrode material for semi-conductor devices
HITACHI LTD47 citations92
US4444801AApr 24, 1984
Method and apparatus for correcting transparent defects on a photomask
HITACHI LTD51 citations92
US4420500ADec 13, 1983
Composition and process for preparing transparent conducting film
HITACHI LTD33 citations92
US4643913AFeb 17, 1987
Process for producing solar cells
HITACHI LTD48 citations91
US6814887B2Nov 9, 2004
Organic-electroluminescence device, process for its production and organic-electroluminescence display system
HITACHI LTD12 citations82
US4369208AJan 18, 1983
Process for producing transparent electroconductive film
HITACHI LTD25 citations82
US4303554ADec 1, 1981
Composition and process for producing transparent conductive film
HITACHI LTD28 citations82
US6696181B2Feb 24, 2004
Organic-electroluminescence device, process for its production and organic-electroluminescence display system
HITACHI LTD8 citations74
US6936409B2Aug 30, 2005
Organic-electroluminescence device, process for its production and organic-electroluminescence display system
HITACHI LTD1 citations63
US6937296B2Aug 30, 2005
Flat panel display unit and method of repairing defects in its line pattern
HITACHI LTD6 citations63
HITACHI DISPLAYS LTD
9 patentsUS7034453B2Apr 25, 2006
Organic EL display device with arrangement to suppress degradation of the light emitting region
HITACHI DISPLAYS LTD47 citations95
US7642701B2Jan 5, 2010
Organic EL display device
HITACHI DISPLAYS LTD23 citations92
US7332854B2Feb 19, 2008
Organic EL display device
HITACHI DISPLAYS LTD23 citations92
US7258586B2Aug 21, 2007
Method for manufacturing an organic electroluminescence display
HITACHI DISPLAYS LTD17 citations84
US7705531B2Apr 27, 2010
Organic electroluminescent display device with a light shielding member arranged on an end wall face of a periphery of the substrate
HITACHI DISPLAYS LTD2 citations63
US7479953B2Jan 20, 2009
Display device
HITACHI DISPLAYS LTD5 citations63
US7671825B2Mar 2, 2010
Method of driving organic EL device and display device
HITACHI DISPLAYS LTD1 citations52
US7474046B2Jan 6, 2009
Display panel
HITACHI DISPLAYS LTD1 citations52
US7786666B2Aug 31, 2010
Organic electroluminescent display device
HITACHI DISPLAYS LTD0 citations48