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Kentaro NISHIGAKI
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Anan-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting device and backlight including the light emitting de...
Patent number
11,482,569
Issue date
Oct 25, 2022
Nichia Corporation
Seitaro Akagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting device and backlight including the light emitting de...
Patent number
11,004,891
Issue date
May 11, 2021
Nichia Corporation
Seitaro Akagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of determining chromaticity rank of light emitting device
Patent number
10,656,019
Issue date
May 19, 2020
Nichia Corporation
Seitaro Akagawa
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Light-emitting device with two green light-emitting elements with d...
Patent number
10,274,667
Issue date
Apr 30, 2019
Nichia Corporation
Seitaro Akagawa
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
LIGHT EMITTING DEVICE AND BACKLIGHT INCLUDING THE LIGHT EMITTING DE...
Publication number
20210233956
Publication date
Jul 29, 2021
Nichia Corporation.
Seitaro AKAGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF DETERMINING CHROMATICITY RANK OF LIGHT EMITTING DEVICE
Publication number
20180024006
Publication date
Jan 25, 2018
Nichia Corporation.
Seitaro AKAGAWA
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
LIGHT EMITTING DEVICE AND BACKLIGHT INCLUDING THE LIGHT EMITTING DE...
Publication number
20170229512
Publication date
Aug 10, 2017
Nichia Corporation.
Seitaro AKAGAWA
G02 - OPTICS
Information
Patent Application
LIGHT-EMITTING DEVICE AND BACKLIGHT INCLUDING LIGHT-EMITTING DEVICE
Publication number
20170205565
Publication date
Jul 20, 2017
Nichia Corporation.
Seitaro AKAGAWA
G02 - OPTICS