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Patents Grants
last 30 patents
Information
Patent Grant
Phenyl biphenylpyrimidine compound and an organic electroluminescen...
Patent number
11,393,983
Issue date
Jul 19, 2022
E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD.
Heh-Lung Huang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phosphorescent materials for organic electroluminescent devices
Patent number
9,812,654
Issue date
Nov 7, 2017
E-Ray Optoelectronics Technology Co., Ltd.
Banumathy Balaganesan
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbazole derivative and organic electroluminescent devices utilizi...
Patent number
9,450,192
Issue date
Sep 20, 2016
E-RAY OPTOELECTRONICS TECHNOLOGY
Banumathy Balaganesan
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electron transporting compounds and organic electroluminescent devi...
Patent number
9,153,787
Issue date
Oct 6, 2015
E-Ray Optoelectronics Technology Co., Ltd.
Banumathy Balaganesan
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
PHENYL BIPHENYLPYRIMIDINE COMPOUND AND AN ORGANIC ELECTROLUMINESCEN...
Publication number
20200127211
Publication date
Apr 23, 2020
E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD.
Heh-Lung Huang
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ORGANIC ELECTROLUMINESCENT DEVICES
Publication number
20180076391
Publication date
Mar 15, 2018
E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD.
Heh-Lung Huang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NOVEL DIAMINE COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING...
Publication number
20180033965
Publication date
Feb 1, 2018
E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD.
Heh-Lung Huang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHORESCENT MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
Publication number
20150372242
Publication date
Dec 24, 2015
E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD.
Banumathy Balaganesan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTRON TRANSPORTING COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVI...
Publication number
20140284580
Publication date
Sep 25, 2014
E-RAY OPTOELECTRONICS TECHONOLOGY CO., LTD.
Banumathy Balaganesan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRON TRANSPORTING COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVI...
Publication number
20140163233
Publication date
Jun 12, 2014
E-RAY OPTOELECTRONICS TECHONOLOGY CO., LTD.
Banumathy Balaganesan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CARBAZOLE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICES UTILIZI...
Publication number
20120175598
Publication date
Jul 12, 2012
E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD.
Banumathy Balaganesan
C07 - ORGANIC CHEMISTRY