Patents by Inventor Fumiko HIROTA

Fumiko HIROTA 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).

  • Microorganism-inactivating agent
    Publication number: 20110046040
    Abstract: With a microorganism-inactivating agent comprising a composition containing ?-polyglutamic acid and/or cross-linked product of ?-polyglutamic acid; a calcium ion donor; a sodium ion donor; and an aluminum ion donor, microorganisms in water are inactivated. By further including one or more selected from microbiostatic agents and microbicides into the microorganism-inactivating agent, various microorganisms in water are inactivated to a level at which the water is suitable for drinking.
    Type: Application
    Filed: August 18, 2010
    Publication date: February 24, 2011
    Applicant: CHISSO CORPORATION
    Inventors: Masamichi MUTOU, Fumiko HIROTA