Patents by Inventor Yuuiti Tsuda

Yuuiti Tsuda 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).

  • Process For Producing Solubilized Keratin
    Publication number: 20070207111
    Abstract: A process for producing a solubilized keratin of utility value easily with high yield while suppressing coloration and smelling occurring in the hydrolysis of keratin. There is provided a process for producing a solubilized keratin, characterized in that it comprises regulating the water content of keratin raw material to a hydrous state of 20 to 80%, hydrolyzing the same in an alkali solution, neutralizing the hydrolyzate liquid, and extracting a keratin hydrolyzate from the supernatant.
    Type: Application
    Filed: March 28, 2005
    Publication date: September 6, 2007
    Applicant: Tokyo Univ of Agriculture and Tech TLO Co., Ltd.
    Inventors: Yoshihiro Nomura, Michiro Aihara, Daiki Nakajima, Seiji Kenjou, Mitsuaki Tsukuda, Yuuiti Tsuda