Hiroshi Imagawa

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Aluminum nitride sintered body
- Patent number 5,001,089
- Issue date Mar 19, 1991
- Kabushiki Kaisha Toshiba
- Mituo Kasori
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Aluminum nitride sintered body and preparation thereof
- Patent number 4,883,780
- Issue date Nov 28, 1989
- Kabushiki Kaisha Toshiba
- Mituo Kasori
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Cladding glass for optical fiber
- Patent number 4,768,859
- Issue date Sep 6, 1988
- Kabushiki Kaisha Toshiba
- Mituo Kasori
- C03 - GLASS MINERAL OR SLAG WOOL