Patents by Inventor Daishin Okada

Daishin Okada 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).

  • Refrigerator and deodorizer producing ozone by high-voltage discharge
    Patent number: 7056476
    Abstract: A refrigerator includes a deodorizer disposed in a cold air circulation path for deodorizing an atmosphere in the refrigerator. The deodorizer includes discharging means for producing ozone and ultraviolet rays by means of high-voltage discharge and a photocatalyst module for decomposing an odor component and injurious matter contained in the atmosphere by means of photocatalyst.
    Type: Grant
    Filed: October 11, 2001
    Date of Patent: June 6, 2006
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Daishin Okada, Noboru Segawa, Naohiko Shimura, Takeshi Imamura, Takao Hattori, Takumi Oikawa
  • Refrigerator and deodorizer producing ozone by high-voltage discharge
    Publication number: 20020037240
    Abstract: A refrigerator includes a deodorizer disposed in a cold air circulation path for deodorizing an atmosphere in the refrigerator. The deodorizer includes discharging means for producing ozone and ultraviolet rays by means of high-voltage discharge and a photocatalyst module for decomposing an odor component and injurious matter contained in the atmosphere by means of photocatalyst.
    Type: Application
    Filed: October 11, 2001
    Publication date: March 28, 2002
    Inventors: Daishin Okada, Noboru Segawa, Naohiko Shimura, Takeshi Imamura, Takao Hattori, Takumi Oikawa