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Takashi SAKAI
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Ichihara-shi, Chiba, JP
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Patents Grants
last 30 patents
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Patent Grant
Rubber composition, rubber molded body, and method for production o...
Patent number
11,028,260
Issue date
Jun 8, 2021
Sumitomo Chemical Company, Limited
Takashi Sakai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
RUBBER COMPOSITION FOR DIRECT VULCANIZATION BONDING AND MOLDED META...
Publication number
20200164621
Publication date
May 28, 2020
Sumitomo Chemical Company, Limited
Takashi SAKAI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RUBBER COMPOSITION, RUBBER MOLDED BODY, AND METHOD FOR PRODUCTION O...
Publication number
20190225785
Publication date
Jul 25, 2019
Sumitomo Chemical Company, Limited
Takashi SAKAI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...