Kenji Matsumasa

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Transparent conductive gas barrier laminate and device including th...
- Patent number 11,364,704
- Issue date Jun 21, 2022
- Toppan Printing Co., Ltd.
- Ryo Shoda
- B32 - LAYERED PRODUCTS
Information Patent Grant
Quantum dot protective film, and wavelength conversion sheet and ba...
- Patent number 10,557,970
- Issue date Feb 11, 2020
- Toppan Printing Co., Ltd.
- Koji Murata
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
TRANSPARENT CONDUCTIVE GAS BARRIER LAMINATE AND DEVICE INCLUDING TH...
- Publication number 20200009829
- Publication date Jan 9, 2020
- Toppan Printing Co., Ltd.
- Ryo SHODA
- B32 - LAYERED PRODUCTS
Information Patent Application
QUANTUM DOT PROTECTIVE FILM, AND WAVELENGTH CONVERSION SHEET AND BA...
- Publication number 20180024277
- Publication date Jan 25, 2018
- Toppan Printing Co., Ltd.
- Koji Murata
- B32 - LAYERED PRODUCTS