Tetsuya Hirota

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Tokyo, JP

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Patents Grantslast 30 patents

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

Patents Applicationslast 30 patents

Information Patent Application
COLORING COMPOSITION AND METHOD FOR PRODUCING COLOR FILTER FOR SOLI...
- Publication number 20210198492
- Publication date Jul 1, 2021
- TOYO INK SC HOLDINGS CO., LTD
- Kenji HIKI
- G02 - OPTICS
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