Patents by Inventor Norifumi KAWAKAMI

Norifumi KAWAKAMI 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 IMPROVING ACTIVITY OF PET-DEGRADING ENZYME BY USING ADDITIVE [As Amended]
    Publication number: 20200283742
    Abstract: Provided are a method and a reagent for improving the activity of PETase. The method includes adding a surfactant, when a PETase (a) an aromatic polyester-degrading enzyme consisting of the amino acid sequence as set forth in SEQ ID NO: 2 or 4 in the sequence listing; or PETase (b) an aromatic polyester-degrading enzyme consisting of an amino acid sequence comprising a deletion, substitution or addition of one or several amino acids with respect to the amino acid sequence as set forth in SEQ ID NO: 2 or 4 in the sequence listing, and having an aromatic polyester-degrading activity is allowed to act on PET so as to degrade the PET.
    Type: Application
    Filed: March 9, 2018
    Publication date: September 10, 2020
    Applicant: KEIO UNIVERSITY
    Inventors: Kenji MIYAMOTO, Makoto FURUKAWA, Norifumi KAWAKAMI, Kohei ODA