Patents by Inventor Kunio Nishmura

Kunio Nishmura 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).

  • Gel product for destroying harmful marine organisms and method of applying the same
    Patent number: 4154818
    Abstract: New gel product for exterminating harmful marine organisms. Comprises (a) about 1 to 25% by weight of a natural high molecular weight compound capable of forming a gel in water, (b) about 5 to 30% by weight of an agent for exterminating harmful marine organisms, (c) about 1 to 25% by weight of at least one compound selected from the group consisting of a water soluble synthetic linear polymer, an inorganic substance, a surfactant, an organic solvent, a gel-modifier, and mixtures thereof, and (d) water.
    Type: Grant
    Filed: June 9, 1977
    Date of Patent: May 15, 1979
    Assignee: Katayama Chemical Works Co., Ltd.
    Inventors: Sadaoki Kanada, Kunio Nishmura, Toru Yasunaga, Sakae Katayama