Patents by Inventor Toshitaka Oohashi

Toshitaka Oohashi 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).

  • Lysine oligomer derivative and cartilage tissue marker made thereof
    Patent number: 9724434
    Abstract: There is provided a lysine oligomer derivative, wherein an ?-amino group and a carboxyl group of lysines are linked via a peptide bond, and a group capable of generating or absorbing electromagnetic wave is bonded to a C-terminal carboxyl group, an N-terminal amino group and/or an ?-amino group. This lysine oligomer derivative has the characteristic of specifically accumulating in the cartilage matrix and can generate or absorb an electromagnetic wave, and is, therefore, useful as a cartilage tissue marker.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: August 8, 2017
    Assignee: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Toshitaka Oohashi, Hiroki Kakuta
  • LYSINE OLIGOMER DERIVATIVE AND CARTILAGE TISSUE MARKER MADE THEREOF
    Publication number: 20150080551
    Abstract: There is provided a lysine oligomer derivative, wherein an ?-amino group and a carboxyl group of lysines are linked via a peptide bond, and a group capable of generating or absorbing electromagnetic wave is bonded to a C-terminal carboxyl group, an N-terminal amino group and/or an ?-amino group. This lysine oligomer derivative has the characteristic of specifically accumulating in the cartilage matrix and can generate or absorb an electromagnetic wave, and is, therefore, useful as a cartilage tissue marker.
    Type: Application
    Filed: March 13, 2013
    Publication date: March 19, 2015
    Applicant: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Toshitaka Oohashi, Hiroki Kakuta