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Takehiro MIYAJI
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Akita-shi, Akita, JP
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last 30 patents
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Patent Grant
Deep ultraviolet light-emitting element
Patent number
11,251,338
Issue date
Feb 15, 2022
Dowa Electronics Materials Co., Ltd.
Tomohiko Shibata
H01 - BASIC ELECTRIC ELEMENTS
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last 30 patents
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Patent Application
METHOD OF MANUFACTURING OPTICAL SEMICONDUCTOR DEVICE AND OPTICAL SE...
Publication number
20220293825
Publication date
Sep 15, 2022
DOWA ELECTRONICS MATERIALS CO., LTD.
Tsukasa MARUYAMA
H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
DEEP ULTRAVIOLET LIGHT-EMITTING ELEMENT
Publication number
20210167250
Publication date
Jun 3, 2021
DOWA ELECTRONICS MATERIALS CO., LTD.
Tomohiko SHIBATA
H01 - BASIC ELECTRIC ELEMENTS