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Akira Nakao
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Fukui-city, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light beam emission device and light beam projection device equippe...
Patent number
11,895,442
Issue date
Feb 6, 2024
UNIVERSITY OF FUKUI
Toshio Katsuyama
F21 - LIGHTING
Information
Patent Grant
Multiplexer
Patent number
11,287,571
Issue date
Mar 29, 2022
National University Corporation University of Fukui
Toshio Katsuyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Multiplexer
Patent number
10,408,999
Issue date
Sep 10, 2019
National University Corporation University of Fukui
Toshio Katsuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiplexer, image projection apparatus using the multiplexer and i...
Patent number
10,185,091
Issue date
Jan 22, 2019
National University Corporation University of Fukui
Toshio Katsuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiplexer, image projection apparatus using the multiplexer and i...
Patent number
9,952,389
Issue date
Apr 24, 2018
National University Corporation University of Fukui
Toshio Katsuyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL MULTIPLEXER AND OPTICAL MULTIPLEXING METHOD
Publication number
20240027683
Publication date
Jan 25, 2024
UNIVERSITY OF FUKUI
Akira NAKAO
G02 - OPTICS
Information
Patent Application
OPTICAL MULTIPLEXER AND MANUFACTURING METHOD FOR THE SAME
Publication number
20230273368
Publication date
Aug 31, 2023
University of Fukui
Toshio Katsuyama
G02 - OPTICS
Information
Patent Application
OPTICAL MULTIPLEXER REDUCED IN BACKGROUND LIGHT
Publication number
20230084204
Publication date
Mar 16, 2023
SEIREN KST CORP.
Akira HIMENO
G02 - OPTICS
Information
Patent Application
IMAGE DISPLAY DEVICE USING RETINAL SCANNING DISPLAY UNIT AND IMAGE...
Publication number
20220299771
Publication date
Sep 22, 2022
UNIVERSITY OF FUKUI
Shoji YAMADA
G02 - OPTICS
Information
Patent Application
LIGHT BEAM EMISSION DEVICE AND LIGHT BEAM PROJECTION DEVICE EQUIPPE...
Publication number
20220021854
Publication date
Jan 20, 2022
University of Fukui
Toshio Katsuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SCANNING TYPE VIDEO PROJECTION DEVICE
Publication number
20210400244
Publication date
Dec 23, 2021
University of Fukui
Toshio Katsuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTIPLEXER
Publication number
20210286127
Publication date
Sep 16, 2021
NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF FUKUI
Toshio Katsuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTIPLEXER
Publication number
20200348467
Publication date
Nov 5, 2020
NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF FUKUII
Toshio Katsuyama
G02 - OPTICS
Information
Patent Application
MULTIPLEXER
Publication number
20190339451
Publication date
Nov 7, 2019
NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF FUKUII
Toshio Katsuyama
G02 - OPTICS
Information
Patent Application
MULTIPLEXER
Publication number
20190107675
Publication date
Apr 11, 2019
NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF FUKUI
Toshio Katsuyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MULTIPLEXER, IMAGE PROJECTION APPARATUS USING THE MULTIPLEXER AND I...
Publication number
20180156977
Publication date
Jun 7, 2018
NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF FUKUI
Toshio Katsuyama
G02 - OPTICS
Information
Patent Application
MULTIPLEXER, IMAGE PROJECTION APPARATUS USING THE MULTIPLEXER AND I...
Publication number
20170146744
Publication date
May 25, 2017
NATIONAL UNIVERSITY CORPORATION UNIVERSITY OF FUKUI
Toshio Katsuyama
G02 - OPTICS