Toshiya Nishikawa

Follow

Person

Kitakyushu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ceramics, ceramic blank, manufacturing method thereof, sanitary ear...
- Patent number 6,242,117
- Issue date Jun 5, 2001
- Toto Ltd.
- Naoki Koga
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for preparing high strength and high thermal shock-resistant...
- Patent number 6,107,223
- Issue date Aug 22, 2000
- Toto Ltd.
- Naoki Koga
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Vitreous china, method for preparing the vitreous china, sanitary-w...
- Patent number 5,372,976
- Issue date Dec 13, 1994
- Toto Ltd.
- Akio Matsumoto
- C03 - GLASS MINERAL OR SLAG WOOL