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Seiji AKIYAMA
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Compound, composition for anisotropic dye films including the compo...
Patent number
12,049,583
Issue date
Jul 30, 2024
Mitsubishi Chemical Corporation
Kei Takeshita
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of producing composite photocatalyst
Patent number
11,424,080
Issue date
Aug 23, 2022
Mitsubishi Chemical Corporation
Seiji Akiyama
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Transparent electrode for oxygen production, method for producing s...
Patent number
11,248,304
Issue date
Feb 15, 2022
MITSUBISHI CHEMICAL CORPORATION
Hiroshi Nishiyama
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method of producing composite photocatalyst and composite photocata...
Patent number
10,332,690
Issue date
Jun 25, 2019
MITSUBISHI CHEMICAL CORPORATION
Seiji Akiyama
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
COMPOUND, COMPOSITION FOR ANISOTROPIC DYE FILMS INCLUDING THE COMPO...
Publication number
20230151275
Publication date
May 18, 2023
MITSUBISHI CHEMICAL CORPORATION
Kei TAKESHITA
G02 - OPTICS
Information
Patent Application
TRANSPARENT ELECTRODE FOR OXYGEN PRODUCTION, METHOD FOR PRODUCING S...
Publication number
20220090278
Publication date
Mar 24, 2022
MITSUBISHI CHEMICAL CORPORATION
Hiroshi NISHIYAMA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
TRANSPARENT ELECTRODE FOR OXYGEN PRODUCTION, METHOD FOR PRODUCING S...
Publication number
20200173044
Publication date
Jun 4, 2020
MITSUBISHI CHEMICAL CORPORATION
Hiroshi NISHIYAMA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD OF PRODUCING COMPOSITE PHOTOCATALYST
Publication number
20190259543
Publication date
Aug 22, 2019
MITSUBISHI CHEMICAL CORPORATION
Seiji AKIYAMA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD OF PRODUCING COMPOSITE PHOTOCATALYST AND COMPOSITE PHOTOCATA...
Publication number
20170250031
Publication date
Aug 31, 2017
MITSUBISHI CHEMICAL CORPORATION
Seiji AKIYAMA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
PHOTOELECTRIC CONVERSION ELEMENT, SOLAR CELL AND SOLAR CELL MODULE
Publication number
20130333758
Publication date
Dec 19, 2013
MITSUBISHI CHEMICAL CORPORATION
Misako OKABE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOELECTRIC CONVERSION DEVICE AND SOLAR CELL USING THE SAME
Publication number
20120211082
Publication date
Aug 23, 2012
MITSUBISHI CHEMICAL CORPORATION
Seiji AKIYAMA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COLORED RESIN COMPOSITIONS FOR COLOR FILTER, COLOR FILTER, ORGANIC...
Publication number
20110049444
Publication date
Mar 3, 2011
MITSUBISHI CHEMICAL CORPORATION
Naoki SAKO
G02 - OPTICS
Information
Patent Application
Pyrene-Based Organic Compound, Transistor Material and Light-Emitti...
Publication number
20090179196
Publication date
Jul 16, 2009
Chihaya Adachi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Pyrene Based Compound and Light Emitting Transistor Element Using t...
Publication number
20080105865
Publication date
May 8, 2008
Takahito Oyamada
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Pyrene Based Compound, And Light Emitting Transistor Element And El...
Publication number
20080012475
Publication date
Jan 17, 2008
Takahito Oyamada
C07 - ORGANIC CHEMISTRY