Patents by Inventor Tamotsu Kawano

Tamotsu Kawano 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 inactivating enzymes, microorganisms and spores in a liquid foodstuff
    Patent number: 5667835
    Abstract: A method for (1) inactivating enzymes, microorganisms and spores in a liquid foodstuff, and (2) sterilizing microorganisms, spores and virus in a liquid foodstuff, comprises contacting the liquid foodstuff to be treated with carbon dioxide of a supercritical state supplied through a filter with a mesh size of not more than 120 .mu.m in average diameter (average size) in a treating tank.
    Type: Grant
    Filed: February 27, 1996
    Date of Patent: September 16, 1997
    Assignee: Nippan Tansan Co., Ltd.
    Inventors: Yutaka Osajima, Mitsuya Shimoda, Tamotsu Kawano
  • Method for modifying the quality of liquid foodstuff
    Patent number: 5520943
    Abstract: The quality of a liquid foodstuff is modified by contacting it with micron-size carbon dioxide particles in a supercritical state. These particles are generated by supplying supercritical carbon dioxide through a filter with a mesh size of not more than 100 .mu.m in average diameter. The liquid foodstuff was processed and contacted with carbon dioxide particles in a treating tank.
    Type: Grant
    Filed: August 17, 1994
    Date of Patent: May 28, 1996
    Assignee: Nippon Tansan Co., Ltd.
    Inventors: Yutaka Osajima, Mitsuya Shimoda, Tamotsu Kawano