Patents by Inventor Takasi Kakubo

Takasi Kakubo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • RUBBER COMPOSITION
    Publication number: 20100222478
    Abstract: Disclosed is a rubber composition containing (A) a natural rubber, a diene synthetic rubber or a combination of them and (B) 50-120 parts by weight of a silicic acid-based or silicate-based inorganic filler per 100 parts by weight of the component (A). This rubber composition is characterized by further containing (C) 0.2-20 parts by ht of a certain amine salt per 100 parts by weight of the component (A).
    Type: Application
    Filed: July 18, 2008
    Publication date: September 2, 2010
    Inventors: Takashi Matsuda, Wonmun Choi, Satoshi Mihara, Naoki Kushida, Takasi Kakubo