Patents by Inventor Hideshi Tsuchiya

Hideshi Tsuchiya 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).

  • Herbicidal compositions
    Patent number: 4319915
    Abstract: Herbicidal compositions comprising as active ingredients maleio hydroazide and a substituted methyl uracil.
    Type: Grant
    Filed: May 12, 1980
    Date of Patent: March 16, 1982
    Assignees: Mitsubishi Gas Chemical Co., Inc., Japan Hydrazine
    Inventors: Tetsuo Takematsu, Hideshi Tsuchiya
  • Speaker with fine grain ferromagnetic material on center pole or ring
    Patent number: 4289937
    Abstract: A speaker comprises a voice coil placed in an air gap between a center pole and a plate wherein a specific ferromagnetic material obtained by forming fine crystalline grains is used on at least one of the surfaces of the center pole and the plate which respectively face the voice coil, thereby providing a speaker having low distortion.
    Type: Grant
    Filed: May 10, 1979
    Date of Patent: September 15, 1981
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Hideo Ikeda, Hideshi Tsuchiya, Masaru Okada
  • Method for cultivation of tobacco plants
    Patent number: 4150966
    Abstract: Tobacco yield is increased by spraying the plants after topping with an effective amount of an aqueous solution of the choline salt of maleic hydrazide.
    Type: Grant
    Filed: March 14, 1977
    Date of Patent: April 24, 1979
    Assignees: Mitsubishi Gas Chemical Company, Inc., Japan Hydrazine Co., Inc.
    Inventors: Hideshi Tsuchiya, Tetsuo Takamatsu, Masakazu Furushima, Shiro Hojo