Hideya Maekawa

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Tokai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Extrusion die, method of producing the same and method of reclaimin...
- Patent number 4,861,626
- Issue date Aug 29, 1989
- NGK Insulators, Ltd.
- Masahiro Ihara
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Constant amount ceramic batch supplying apparatus
- Patent number 4,826,425
- Issue date May 2, 1989
- NGK Insulators, Ltd.
- Hideya Maekawa
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Kneader
- Patent number 4,728,198
- Issue date Mar 1, 1988
- NGK Insulators, Ltd.
- Hideya Maekawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL