Patents by Inventor Kiyoshi Tabei

Kiyoshi Tabei 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).

  • Process for curing ionizing radiation-highly sensitive resin composition
    Patent number: 4153525
    Abstract: A process for curing a radiation curable composition consisting essentially of (a) an amide represented by the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are defined hereinbelow, and (b) an unsaturated polyester resin by irradiating the composition with an ionizing radiation.
    Type: Grant
    Filed: July 16, 1976
    Date of Patent: May 8, 1979
    Assignees: Nitto Boseki Co., Ltd.,, Japan Atomic Energy Research Institute
    Inventors: Kunio Araki, Takashi Sasaki, Kiyoshi Tabei, Kazuo Goto
  • Fiber reinforced plastic flat plates
    Patent number: 4072792
    Abstract: A fiber reinforced plastic (FRP) flat plate having no warps is continuously prepared by curing a continuous FRP plate molding material both top and back surfaces of which are covered with film-like sheetings by means of an ionizing radiation. In the process, the FRP molding material is continuously transported in lengthwise direction, and tensions are given to said film-like sheetings in both lengthwise and widthwise directions before and in the course of the irradiation.
    Type: Grant
    Filed: June 25, 1975
    Date of Patent: February 7, 1978
    Assignees: Nitto Boseki Co., Ltd., Japan Atomic Energy Research Institute
    Inventors: Kunio Araki, Takashi Sasaki, Yuko Kasahara, Yoshisada Yamashita, Keiichi Yotumoto, Hiromi Sunaga, Kiyoshi Tabei, Kazuo Goto, Kunio Tajiri, Hirokama Kittaka