Patents by Inventor Taturo Yamaguchi

Taturo Yamaguchi 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).

  • Process for durably modifying a shaped synthetic polymer article
    Patent number: 4438151
    Abstract: A shaped synthetic polymer article having an enhanced desired function is prepared by preparing a shaped synthetic polymer article in which at least the peripheral surface portion of said article contains 0.1% or more, based on the weight of said shaped article, of a compound (A) having, per molecule thereof, at least one unsaturated radical of the formula (I): ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 respectively denote, independently from each other, a hydrogen atom or an organic radical, and; by copolymerizing the compound (A) contained in the shaped article, with at least one compound (B) which has, per molecule thereof, at least one unsaturated radical of the above-mentioned formula (I) and at least one other functional radical capable of imparting a desired function to the shaped article.
    Type: Grant
    Filed: February 16, 1983
    Date of Patent: March 20, 1984
    Assignee: Teijin Limited
    Inventors: Taturo Yamaguchi, Norihiro Minemura
  • Process for durably modifying a shaped synthetic polymer article
    Patent number: 4407848
    Abstract: A shaped synthetic polymer article having an enhanced desired function is prepared by preparing a shaped synthetic polymer article in which at least the peripheral surface portion of said article contains 0.1% or more, based on the weight of said shaped article, of a compound (A) having, per molecule thereof, at least one unsaturated radical of the formula (I): ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 respectively denote, independently from each other, a hydrogen atom or an organic radical, and; by copolymerizing the compound (A) contained in the shaped article, with at least one compound (B) which has, per molecule thereof, at least one unsaturated radical of the above-mentioned formula (I) and at least one other functional radical capable of imparting a desired function to the shaped article.
    Type: Grant
    Filed: June 12, 1980
    Date of Patent: October 4, 1983
    Assignee: Teijin Limited
    Inventors: Taturo Yamaguchi, Norihiro Minemura