Patents by Inventor Akiharu Goto

Akiharu Goto 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).

  • Antifouling silicone emulsion coating-composition, process for producing the same and antifouling article coated therewith
    Patent number: 6221498
    Abstract: An antifouling silicone emulsion coating-composition comprising following components (A), (B), (C) and (D), an amount of the component (C) incorporated being in the range of 5 to 80% by weight relative to the total solid contents in the composition: (A) partially hydrolyzed organosiloxane with a weight-average molecular weight of 600 to 5,000 (determined using a polystyrene calibration curve), represented by the average formula (I): R2aSiOb(OR1)c(OH)d wherein R1 and R2 represent a monovalent hydrocarbon group; a, b, c and d are numerals satisfying the following relationships: a+2b+c+d=4, 0≦a<3, 0<b<2, 0<c<4, and 0<d<4; (B) nonionic or anionic surface active agent; (C) photo-semiconductor; and (D) water.
    Type: Grant
    Filed: January 11, 1999
    Date of Patent: April 24, 2001
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Koichi Takahama, Takeyuki Yamaki, Minoru Inoue, Akiharu Goto, Junko Ikenaga, Hirotsugu Kishimoto