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Mihoko OHKAWA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Laminates, identification documents, and methods for verifying iden...
Patent number
10,899,162
Issue date
Jan 26, 2021
Toppan Printing Co., Ltd.
Mihoko Ohkawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Anti-counterfeit medium, method for manufacturing the same and meth...
Patent number
10,300,731
Issue date
May 28, 2019
Toppan Printing Co., Ltd.
Mihoko Ohkawa
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Anti-counterfeit medium, method for manufacturing the same and meth...
Patent number
9,956,805
Issue date
May 1, 2018
Toppan Printing Co., Ltd.
Mihoko Ohkawa
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Patents Applications
last 30 patents
Information
Patent Application
LAMINATES, IDENTIFICATION DOCUMENTS, AND METHODS FOR VERIFYING IDEN...
Publication number
20200180346
Publication date
Jun 11, 2020
Toppan Printing Co., Ltd.
Mihoko OHKAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ANTI-COUNTERFEIT MEDIUM, METHOD FOR MANUFACTURING THE SAME AND METH...
Publication number
20180222242
Publication date
Aug 9, 2018
Toppan Printing Co., Ltd.
Mihoko OHKAWA
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
ANTI-COUNTERFEIT MEDIUM, METHOD FOR MANUFACTURING THE SAME AND METH...
Publication number
20160052327
Publication date
Feb 25, 2016
Toppan Printing Co., Ltd.
Mihoko OHKAWA
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER