Patents Assigned to Shin-Etsu Company, Ltd.
  • Method for preventing and treating dry spots
    Patent number: 5921023
    Abstract: A method of preventing and treating dry spots on the grass surface of a golf course comprising the sprinkling of a mixture of a nonionic surfactant and a water soluble polymer on the grass surface. The development of dry spots on the grass surface of a golf course can be prevented and also already developed dry spots can be treated and reduced by this method.
    Type: Grant
    Filed: August 11, 1997
    Date of Patent: July 13, 1999
    Assignee: Shin-Etsu Company, Ltd.
    Inventors: Kinya Ogawa, Kenichi Taguchi, Takumi Shirataki