Patents by Inventor Tetsuo Tomiyama

Tetsuo Tomiyama 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 producing an automobile bumper
    Patent number: 5114522
    Abstract: A method for producing a high shock-absorbing automobile bumper with a smooth outer surface. The method includes the steps of loading a preformed surface skin member into a blow mold, and then blowing a parison in the mold so that the blown parison is bonded to the surface skin member. The result is a hollow cushioning body firmly bonded to the surface skin member.
    Type: Grant
    Filed: March 28, 1988
    Date of Patent: May 19, 1992
    Inventors: Yutaka Takado, Masayuki Yamazaki, Takashi Mikami, Tetsuo Tomiyama
  • Latex composition and method for determining erythropoietin
    Patent number: 4321058
    Abstract: A composition for determining human erythropoietin, said composition consisting essentially of synthetic polymeric latex particles and human erythropoietin coated on the surface of said latex particles; and a method for determining human erythropoietin in human urine or serum by the microtiter method using aforesaid composition.
    Type: Grant
    Filed: June 25, 1980
    Date of Patent: March 23, 1982
    Assignee: Seikagaku Kogyoco Ltd.
    Inventors: Tetsuo Tomiyama, Takashi Ogura