Patents by Inventor Ichiroh Shibanai

Ichiroh Shibanai 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).

  • Ozone decomposing agent
    Patent number: 4808396
    Abstract: An ozone decomposing agent comprises at least one terpenoide capable of decomposing ozone, a liquid alcohol for dissolving therein the terpenoide, dibenzylidenesorbitol or sodium bis (4-t-butylphenyl)phosphate, and a solvent for dissolving therein dibenzylidenesorbitol or sodium bis (4-t-butyl-phenyl)phosphate, or the ozone decomposing agent may comprise such terpenoide and a water-soluble gelation agent for holding the terpenoide.
    Type: Grant
    Filed: August 19, 1987
    Date of Patent: February 28, 1989
    Assignees: Ricoh Company, Ltd., Japan Liquid Crystal Co., Ltd.
    Inventors: Ichiroh Shibanai, Sakae Shimizu