Patents by Inventor Etuo Okada

Etuo 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).

  • Process for preparing one-component type sealant
    Patent number: 4810098
    Abstract: There is disclosed a process for preparing a one-component type sealant, comprising the steps of mixing powdery raw material such as prepolymer and additives admixed or not admixed with a predetermined amount of plasticizer in a mixer in a hermetically closed system, continuously degassing the mixed pasty material in a degassing line, and mixing the degassed mixture with catalyst admixed or not admixed with plasticizer.
    Type: Grant
    Filed: October 21, 1987
    Date of Patent: March 7, 1989
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Koichi Kano, Takayuki Kabasawa, Masamichi Danjo, Etuo Okada