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Yosuke NAGASAWA
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Ishikawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Nitride semiconductor ultraviolet light-emitting element
Patent number
11,217,726
Issue date
Jan 4, 2022
Soko Kagaku Co., Ltd.
Akira Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitride semiconductor light-emitting element
Patent number
11,152,543
Issue date
Oct 19, 2021
Soko Kagaku Co., Ltd.
Akira Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ultraviolet light-emitting device, method for manufacturing ultravi...
Patent number
11,107,961
Issue date
Aug 31, 2021
Soko Kagaku Co., Ltd.
Akira Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Template, nitride semiconductor ultraviolet light-emitting element,...
Patent number
11,049,999
Issue date
Jun 29, 2021
Soko Kagaku Co., Ltd.
Akira Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Manufacturing method of nitride semiconductor ultraviolet light emi...
Patent number
10,643,849
Issue date
May 5, 2020
Soko Kagaku Co., Ltd.
Akira Hirano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing nitride semiconductor ultraviolet light-em...
Patent number
10,505,087
Issue date
Dec 10, 2019
Soko Kagaku Co., Ltd.
Akira Hirano
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
Nitride Semiconductor Ultraviolet Light-Emitting Element and Manufa...
Publication number
20230299232
Publication date
Sep 21, 2023
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nitride Semiconductor Ultraviolet Light-Emitting Element
Publication number
20230261139
Publication date
Aug 17, 2023
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR ULTRAVIOLET LIGHT-EMITTING ELEMENT
Publication number
20210043804
Publication date
Feb 11, 2021
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TEMPLATE, NITRIDE SEMICONDUCTOR ULTRAVIOLET LIGHT-EMITTING ELEMENT,...
Publication number
20200373463
Publication date
Nov 26, 2020
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NITRIDE SEMICONDUCTOR LIGHT-EMITTING ELEMENT
Publication number
20200357953
Publication date
Nov 12, 2020
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
UV LIGHT-EMITTING DEVICE, UV LIGHT-EMITTING DEVICE PRODUCTION METHO...
Publication number
20200274040
Publication date
Aug 27, 2020
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-EMITTING DEVICE
Publication number
20200168775
Publication date
May 28, 2020
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANUFACTURING METHOD OF NITRIDE SEMICONDUCTOR ULTRAVIOLET LIGHT EMI...
Publication number
20190228972
Publication date
Jul 25, 2019
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ULTRAVIOLET LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20190148589
Publication date
May 16, 2019
Soko Kagaku Co., Ltd.
Kiho YAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING NITRIDE SEMICONDUCTOR ULTRAVIOLET LIGHT-EM...
Publication number
20190123249
Publication date
Apr 25, 2019
Soko Kagaku Co., Ltd.
Akira HIRANO
H01 - BASIC ELECTRIC ELEMENTS