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last 30 patents
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Patent Application
ARYLAMINE COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT
Publication number
20230112128
Publication date
Apr 13, 2023
Hodogaya Chemical Co., Ltd.
Kouki KASE
H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
COMPOUND HAVING BENZOTRIAZOLE RING STRUCTURE AND ORGANIC ELECTROLUM...
Publication number
20220220083
Publication date
Jul 14, 2022
Hodogaya Chemical Co., Ltd.
Kouki KASE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT
Publication number
20210399224
Publication date
Dec 23, 2021
Hodogaya Chemical Co., Ltd.
Kazuyuki SURUGA
H01 - BASIC ELECTRIC ELEMENTS