Patents by Inventor Toyoyuki Ido

Toyoyuki Ido 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).

  • Photopolymerizable thermosetting resin composition
    Patent number: 6399277
    Abstract: A photopolymeriziable thermosetting resin composition comprising (A) a mixture consisting of (a) an active energy ray-setting resin and obtained by reacting an unsaturated monobasic acid copolymer resin with a cycloaliphatic epoxy group-containing unsaturated compound or reacting a cycloaliphatic epoxy group containing copolymer resin with an acid group-containing unsaturated compound and (b) an photosensitive prepolymer obtained by esterifying a novolak type epoxy compound with an alpha-beta-unsaturated carboxylic acid and then further reacting with polybasic acid anhydride (and in one embodiment further reacting with an unsaturated isocyanate).
    Type: Grant
    Filed: December 28, 1998
    Date of Patent: June 4, 2002
    Assignee: Vantico Inc.
    Inventors: Yasuharu Nojima, Toyoyuki Ido