Patents by Inventor Kenji Sekikawa

Kenji Sekikawa 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).

  • Publication number: 20210069320
    Abstract: The present invention provides a fusion polypeptide that induces a humoral immune response and a cellular immune response to a virus, containing antigens or fragments thereof of the following (a) and (b), and having an oligomerization activity: (a) an antigen of the virus or a fragment thereof containing a B cell epitope conserved among subtypes of the virus; and (b) an antigen of the virus or a fragment thereof containing a T cell epitope conserved among subtypes of the virus (wherein the antigen(s) or the fragment(s) thereof of (a) and/or (b) have an oligomerization activity, or the fusion polypeptide further contains (c) a polypeptide having an oligomerization activity in addition to the antigens or the fragments thereof (a) and (b)).
    Type: Application
    Filed: December 21, 2018
    Publication date: March 11, 2021
    Applicants: Green BioMed, Inc., KIRIN HOLDINGS KABUSHIKI KAISHA
    Inventor: Kenji SEKIKAWA
  • Patent number: 8765115
    Abstract: Providing a new method of treating inflammatory gastrointestinal disorders and a food product for the prevention or improvement of inflammatory gastrointestinal disorders. Prevention or treatment of inflammatory gastrointestinal disorders is possible by oral administration of recombinant IL-10 expressed in rice plant seeds.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: July 1, 2014
    Assignees: National Institute of Agrobiological Scienses, Preventec, Inc., National Institute of Advance Industrial Science & Technology
    Inventors: Yoshihiro Fujiwara, Kenji Sekikawa, Fumio Takaiwa, Noriko Tsuji
  • Patent number: 8759617
    Abstract: Extraction and purification of recombinant proteins rendered difficult to extract from transgenic plants by using an extraction solution containing reducing agents and surfactants or an extraction solution containing reducing agents and organic solvents.
    Type: Grant
    Filed: September 20, 2011
    Date of Patent: June 24, 2014
    Assignees: National Institute of Agrobiological Sciences, Preventec, Inc.
    Inventors: Yoshihiro Fujiwara, Kenji Sekikawa, Yasuhiko Aiki, Fumio Takaiwa, Lijun Yang
  • Publication number: 20120328561
    Abstract: Providing a new method of treating inflammatory gastrointestinal disorders and a food product for the prevention or improvement of inflammatory gastrointestinal disorders. Prevention or treatment of inflammatory gastrointestinal disorders is possible by oral administration of recombinant IL-10 expressed in rice plant seeds.
    Type: Application
    Filed: November 30, 2011
    Publication date: December 27, 2012
    Applicants: National Institute of Agrobiological Sciences, National Institute of Advanced Industrial Science and Technology, Preven Tec, Inc.
    Inventors: Yoshihiro Fujiwara, Kenji Sekikawa, Fumio Takaiwa, Noriko Tsuji
  • Publication number: 20120142033
    Abstract: Extraction and purification of recombinant proteins rendered difficult to extract from transgenic plants by using an extraction solution containing reducing agents and surfactants or an extraction solution containing reducing agents and organic solvents.
    Type: Application
    Filed: September 20, 2011
    Publication date: June 7, 2012
    Applicants: PrevenTec, Inc., National Institute of Agrobiological Science
    Inventors: Yoshihiro Fujiwara, Kenji Sekikawa, Yasuhiko Aiki, Fumio Takaiwa, Lijun Yang