Patents by Inventor Tetsuto Mizui

Tetsuto Mizui 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).

  • Tetrabromobisphenol A having a large particle size and process for its production
    Patent number: 5302761
    Abstract: Single crystals of tetrabromobisphenol A having an average particle size of from 150 to 500 .mu.m, each having a polyhedral shape.
    Type: Grant
    Filed: May 19, 1993
    Date of Patent: April 12, 1994
    Assignee: Tosoh Corporation
    Inventors: Hanzo Tamabayashi, Shinji Kakimoto, Tetsuto Mizui, Akihiko Nomura, Koji Kunimoto