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Akira AKIBA
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Projection optical systems and methods having variable diaphragm ba...
Patent number
11,435,659
Issue date
Sep 6, 2022
Sony Group Corporation
Akira Akiba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
LIGHT-EMITTING DEVICE AND IMAGE DISPLAY APPARATUS
Publication number
20230361256
Publication date
Nov 9, 2023
SONY GROUP CORPORATION
Akira AKIBA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DISPLAY APPARATUS AND PROJECTION SYSTEM
Publication number
20220357642
Publication date
Nov 10, 2022
SONY GROUP CORPORATION
AKIRA AKIBA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ILLUMINATION DEVICE AND DISPLAY APPARATUS
Publication number
20210389655
Publication date
Dec 16, 2021
SONY GROUP CORPORATION
Akira AKIBA
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS