Yasuhide Hiraga

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Kumamoto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Material for organic electroluminescent device, light-emitting mate...
- Patent number 11,239,439
- Issue date Feb 1, 2022
- Hodogaya Chemical Co., Ltd.
- Chihaya Adachi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE, LIGHT-EMITTING MATE...
- Publication number 20180108857
- Publication date Apr 19, 2018
- Hodogaya Chemical Co., Ltd.
- Chihaya Adachi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...