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Seiichi FURUKAWA
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Fukuoka, JP
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Patents Grants
last 30 patents
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Patent Grant
Organic material and photoelectric conversion element
Patent number
11,950,503
Issue date
Apr 2, 2024
Ricoh Company, Ltd.
Ryota Arai
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Patent Grant
Organic material and photoelectric conversion element
Patent number
10,062,854
Issue date
Aug 28, 2018
Ricoh Company, Ltd.
Ryota Arai
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
ORGANIC MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT
Publication number
20210043846
Publication date
Feb 11, 2021
Ryota ARAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ORGANIC MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT
Publication number
20170338424
Publication date
Nov 23, 2017
RICOH COMPANY, LTD.
Ryota ARAI
C07 - ORGANIC CHEMISTRY