Kozue UMEDA

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Patents Grantslast 30 patents

Information Patent Grant
Integrated three dimensional display and method of recording identi...
- Patent number 11,356,649
- Issue date Jun 7, 2022
- Toppan Printing Co., Ltd.
- Akihito Kagotani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Anti-counterfeiting medium
- Patent number 10,647,147
- Issue date May 12, 2020
- Toppan Printing Co., Ltd.
- Kozue Umeda
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
INTEGRATED THREE DIMENSIONAL DISPLAY AND METHOD OF RECORDING IDENTI...
- Publication number 20210250569
- Publication date Aug 12, 2021
- Toppan Printing Co., Ltd.
- Akihito KAGOTANI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ANTI-COUNTERFEITING MEDIUM
- Publication number 20190084337
- Publication date Mar 21, 2019
- Toppan Printing Co., Ltd.
- Kozue UMEDA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS