Tokiomi Katoh

Follow

Person

Nagoya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Microwave dielectric ceramic composition
- Patent number 5,340,784
- Issue date Aug 23, 1994
- NGK Spark Plug Company, Ltd.
- Tokiomi Katoh
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES