Patents by Inventor Hideki Onoda

Hideki Onoda 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).

  • Continuous process for the production of ethylene terephthalate polyesters
    Patent number: 4153766
    Abstract: In a continuous process for the production of ethylene terephthalate polyesters, when the control value for the viscosity which relates to the degree of the polymerization in a polymerization vessel exceeds a predetermined value, a desired command value of the viscosity at the output of the preceding polymerization vessel is automatically revised.
    Type: Grant
    Filed: October 26, 1976
    Date of Patent: May 8, 1979
    Assignee: Kanebo Ltd.
    Inventors: Tohru Koide, Tabashi Ezawa, Hideki Onoda, Chiharu Masaki, Tohru Morita