Patents by Inventor Shizuo Hatayama

Shizuo Hatayama 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).

  • Frozen surimi product and process for preparing
    Patent number: 5028444
    Abstract: The present invention relates to quality-improving agents for Frozen SURIMI which is used as a raw material of fish pastes, and also relates to a process for preparing Frozen SURIMI which comprises using such quality-improving agents. The quality-improving agents for addition to Frozen SURIMI comprise, as an effective ingredient, a mixture of sodium bicarbonate, calcium citrate and calcium lactate.
    Type: Grant
    Filed: November 22, 1989
    Date of Patent: July 2, 1991
    Assignee: Towa Chemical Industry Co., Ltd.
    Inventors: Yasuhiro Yamamoto, Takeshi Okubo, Shizuo Hatayama, Mayuko Naito, Takashi Ebisu