Patents by Inventor Toshitaro Saito

Toshitaro Saito 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).

  • Method for manufacturing refractory material having numerous through pores extending in a certain direction
    Patent number: 4282173
    Abstract: The present invention relates to a method for manufacturing a refractory erial having numerous through pores in a certain direction. The refractory material is manufactured by covering a woven fabric composed of combustible weft and/or warp threads with a slurry of a refractory material, and then drying and baking the coated fabric to burn out the combustible yarns so that the desired through pores may be obtained in directions corresponding to the direction of the burned out weft and warp threads.
    Type: Grant
    Filed: November 13, 1978
    Date of Patent: August 4, 1981
    Assignees: Nippon Steel Corporation, Isolite Insulating Product Company Limited (Isolite Kogyo K.K.)
    Inventors: Tsunemi Ochiai, Goro Saiki, Teruo Shimao, Toshitaro Saito, Shizuo Nakanishi, Takeo Saeki