Patents by Inventor Kazo Maruyama

Kazo Maruyama 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).

  • Patent number: 4467068
    Abstract: A composition for concealing grazes or scratches on glass surfaces comprising an emulsion of composition (A) and composition (B), said composition (A) comprising the emulsion-polymerization product of:(1) 0.1-60 weight percent of (A) of the reaction product of:(a) 0.1-50 weight percent of (a) and (b) of the product obtained by reacting:(i) 1 mole of a compound of the formula Q.sup.1 NHR.sup.1 SiR.sub.a.sup.2 (OR).sub.3-a with(ii) 0.5-3.0 moles of a compound of the formula Q.sup.2 R.sup.4 SiR.sub.a.sup.2 (OR).sup.6).sub.3-b ;(b) 50-99.9 weight percent of (a) and (b) of a polydiorganosiloxane having at least one silanol group and a viscosity at 25.degree. C. of 5-10,000 cSt;(2) 1-50 weight percent of (A) of a compound of the formula (R.sup.7 R.sup.8 SiO).sub.n ;(3) 0.
    Type: Grant
    Filed: May 18, 1983
    Date of Patent: August 21, 1984
    Assignee: Toshiba Silicone Co., Ltd.
    Inventors: Kazo Maruyama, Akitsugu Kurita
  • Patent number: 4378389
    Abstract: A silicone base release or lubricating agent is disclosed which is comprised of the reaction product of a silanol-containing polydiorganosiloxane fluid with a first reaction product of epoxy or glycidoxy functional silanes and aminofunctional silanes.
    Type: Grant
    Filed: February 25, 1981
    Date of Patent: March 29, 1983
    Assignee: Toshiba Silicones Ltd.
    Inventors: Kazo Maruyama, Shuhei Kosaka, Akitsugu Kurita