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Ryuji Doi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Modified polyolefin resin and dispersion composition thereof
Patent number
12,071,499
Issue date
Aug 27, 2024
NIPPON PAPER INDUSTRIES CO., LTD.
Ryo Koike
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Coloring composition for solid-state imaging element
Patent number
11,614,574
Issue date
Mar 28, 2023
Toppan Printing Co., Ltd.
Tomotaka Chuko
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrophoretic display device and method of manufacturing the same
Patent number
10,416,523
Issue date
Sep 17, 2019
Toppan Printing Co., Ltd.
Ryuji Doi
G02 - OPTICS
Information
Patent Grant
Electrophoretic display device and method of manufacturing the same
Patent number
9,664,977
Issue date
May 30, 2017
Toppan Printing Co., Ltd.
Ryuji Doi
G02 - OPTICS
Information
Patent Grant
Multi color display panel and method for manufacturing the same
Patent number
8,335,035
Issue date
Dec 18, 2012
Toppan Printing Co., Ltd.
Takashi Miyamoto
G02 - OPTICS
Information
Patent Grant
Multi color display panel
Patent number
8,169,691
Issue date
May 1, 2012
Toppan Printing Co., Ltd.
Takashi Miyamoto
G02 - OPTICS
Information
Patent Grant
Color electrophoresis type display medium panel
Patent number
8,064,126
Issue date
Nov 22, 2011
Toppan Printing Co., Ltd.
Takashi Miyamoto
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
MODIFIED POLYOLEFIN RESIN AND DISPERSION COMPOSITION THEREOF
Publication number
20220282019
Publication date
Sep 8, 2022
NIPPON PAPER INDUSTRIES CO., LTD
Ryo KOIKE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DISPERSION RESIN COMPOSITION
Publication number
20220186014
Publication date
Jun 16, 2022
NIPPON PAPER INDUSTRIES CO., LTD
Shunji SEKIGUCHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MODIFIED POLYOLEFIN RESIN, AND USE AND PRODUCTION METHOD OF SAME
Publication number
20210221926
Publication date
Jul 22, 2021
NIPPON PAPER INDUSTRIES CO., LTD
Fumiyasu SAKAKIBARA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COLORING COMPOSITION FOR SOLID-STATE IMAGING ELEMENT
Publication number
20200018878
Publication date
Jan 16, 2020
TOYO INK SC HOLDINGS CO., LTD
Tomotaka Chuko
G02 - OPTICS
Information
Patent Application
ELECTROPHORETIC DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20170227827
Publication date
Aug 10, 2017
Toppan Printing Co., Ltd.
Ryuji DOI
G02 - OPTICS
Information
Patent Application
ELECTROPHORETIC DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20130314764
Publication date
Nov 28, 2013
Toppan Printing Co., Ltd.
Ryuji DOI
G02 - OPTICS
Information
Patent Application
Multi Color Display Panel and Method for Manufacturing the Same
Publication number
20120236391
Publication date
Sep 20, 2012
Toppan Printing Co., Ltd.
Takashi Miyamoto
G02 - OPTICS