Patents by Inventor Makaoto Matsumoto

Makaoto Matsumoto 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).

  • Epoxy-containing organic silicon compounds
    Patent number: 4876363
    Abstract: Epoxy group-containing organic silicon compounds represented by general formula (I): ##STR1## wherein R, which may be the same or different, each represents a monovalent hydrocarbon group free from an aliphatic unsaturated bond; a represents 1 or 2; and n represents an integer of 2 to 6. The epoxy-containing organic silicon compounds contain no hydrolyzable group therein and are suited for use in coupling of organic compounds and modification or crosslinking of polymers.
    Type: Grant
    Filed: August 30, 1988
    Date of Patent: October 24, 1989
    Assignee: Toshiba Silicone Co., Ltd.
    Inventors: Yuichi Funahashi, Junichiro Watanabe, Kiyoshi Takeda, Makaoto Matsumoto
  • Vinyl silane compounds
    Patent number: 4814475
    Abstract: A vinylsilane compound represented by general formula (I):R.sup.1 CH.sub.2 CH.sub.2 SiR.sub.a.sup.2 (CH.dbd.CH.sub.2)3-a (I)wherein R.sup.1 represents a monovalent alicyclic unsaturated hydrocarbon group selected from the group consisting of a cyclohexenyl group and a bicycloheptenyl group; R.sup.2 represents a monovalent hydrocarbon group free from an aliphatic unsaturated bond; and a represents 1 or 2, is herein disclosed.
    Type: Grant
    Filed: September 8, 1988
    Date of Patent: March 21, 1989
    Assignee: Toshiba Silicone Co., Ltd.
    Inventors: Yuichi Funahashi, Junichiro Watanabe, Kiyoshi Takeda, Makaoto Matsumoto