Yoshifumi Maeda

Follow

Person

Hyogo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Glass colorant composition
- Patent number 6,231,987
- Issue date May 15, 2001
- Mitsuboshi Belting Ltd.
- Yoshifumi Maeda
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Colored and fired film and method for producing the same
- Patent number 6,068,939
- Issue date May 30, 2000
- Mitsuboshi Belting Ltd.
- Yoshifumi Maeda
- C03 - GLASS MINERAL OR SLAG WOOL