Yoshitaka Ura

Follow

Person

Wakayama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Enclosed lens type retroreflective sheet with wide-angle reflective...
- Patent number 7,784,952
- Issue date Aug 31, 2010
- Kiwa Chemical Industry Co., Ltd.
- Shigeo Yukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Retroreflection sheet and outer type illumination system
- Publication number 20060256439
- Publication date Nov 16, 2006
- KIWA CHEMICAL INDUSTRY CO., LTD.
- Shigeo Yukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...