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Article: Patent No. 7,615,591 Issued on Nov. 10, Assigned to Bridgestone for Rubber Composition (Japanese Inventor)
- Article from:
- US Fed News Service, Including US State News
- Article date:
- November 11, 2009
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ALEXANDRIA, Va., Nov. 11 -- Hideki Matsui, Kodaira, Japan, has developed a rubber composition. The inventor was issued U.S. Patent No. 7,615,591 on Nov. 10.
The patent has been assigned to Bridgestone Corp., Tokyo.
According to the abstract released by the U.S. Patent & Trademark Office: "A rubber composition comprises a diene rubber component, a filler and a softening agent, in which a given amount of a filler is compounded based on 100 parts by mass of a diene rubber component, and a softening agent is included in a given amount per the filler, and not less than 60% by mass of the diene rubber component is a solution-polymerized styrene-butadiene copolymer rubber having a mass average ...