Yukinari Matsumoto

Follow

Person

Fukuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sanitary ware and process for producing same
- Patent number 6,383,646
- Issue date May 7, 2002
- Toto Ltd.
- Yutaka Tomioka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES