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Kei TADACHI
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Matsumoto-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Light emitting element, method of manufacturing light emitting elem...
Patent number
11,681,212
Issue date
Jun 20, 2023
Seiko Epson corportation
Kei Tadachi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Wavelength conversion element, method of manufacturing wavelength c...
Patent number
10,725,367
Issue date
Jul 28, 2020
Seiko Epson Corporation
Tomohiro Yokoo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
LIGHT EMITTING ELEMENT, METHOD OF MANUFACTURING LIGHT EMITTING ELEM...
Publication number
20210373425
Publication date
Dec 2, 2021
SEIKO EPSON CORPORATION
Kei TADACHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
WAVELENGTH CONVERSION ELEMENT, METHOD OF MANUFACTURING WAVELENGTH C...
Publication number
20190294033
Publication date
Sep 26, 2019
SEIKO EPSON CORPORATION
Tomohiro YOKOO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY