Hisashi Yamada

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrically conductive resin composition
- Patent number 4,830,779
- Issue date May 16, 1989
- Lion Corporation
- Seiji Maeno
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electrically conductive thermoplastic resin and coating compositions
- Patent number 4,747,966
- Issue date May 31, 1988
- Lion Corporation
- Seiji Maeno
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing filler-loaded thermoplastic resin composite
- Patent number 4,491,553
- Issue date Jan 1, 1985
- Lion Corporation
- Hisashi Yamada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Odorless polyolefin resin compositions
- Patent number 4,259,456
- Issue date Mar 31, 1981
- The Lion Fat and Oil Co., Ltd.
- Hisashi Yamada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...