Patents by Inventor Yasuhito Tashiro

Yasuhito Tashiro 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).

  • Composition containing 2-acyl-lysophosphatidylserine and method for producing the same
    Patent number: 9290781
    Abstract: The present invention provides a method for producing a composition containing 2-acyl-lysophosphatidylserine, including (a) a step of obtaining a composition containing phosphatidylserine by allowing phospholipase D to act on a raw material containing phosphatidylcholine in the presence of serine and (b) a step of obtaining a composition containing 2-acyl-lysophosphatidylserine by allowing phospholipase A1 to act on the composition containing phosphatidylserine in the presence of one or more additives selected from the group consisting of the following (I), (II), and (III), in which (I) one or more salts selected from the group consisting of sulfate salts, phosphate salts, nitrate salts, citrate salts, and tartarate salts of monovalent cations, (II) a gum, and (III) an emulsifier.
    Type: Grant
    Filed: September 26, 2011
    Date of Patent: March 22, 2016
    Assignees: National University Corporation Tokyo University of Marine Science and Technology, Meiji Co., Ltd.
    Inventors: Kazunaga Yazawa, Tomoyuki Susa, Shoji Gotoh, Yasuhito Tashiro, Junichi Kawashima, Shigeyuki Imamura
  • COMPOSITION CONTAINING 2-ACYL-LYSOPHOSPHATIDYLSERINE AND METHOD FOR PRODUCING THE SAME
    Publication number: 20130281404
    Abstract: The present invention provides a method for producing a composition containing 2-acyl-lysophosphatidylserine, including (a) a step of obtaining a composition containing phosphatidylserine by allowing phospholipase D to act on a raw material containing phosphatidylcholine in the presence of serine and (b) a step of obtaining a composition containing 2-acyl-lysophosphatidylserine by allowing phospholipase A1 to act on the composition containing phosphatidylserine in the presence of one or more additives selected from the group consisting of the following (I), (II), and (III), in which (I) one or more salts selected from the group consisting of sulfate salts, phosphate salts, nitrate salts, citrate salts, and tartarate salts of monovalent cations, (II) a gum, and (III) an emulsifier.
    Type: Application
    Filed: September 26, 2011
    Publication date: October 24, 2013
    Applicant: MEIJI CO., LTD.
    Inventors: Kazunaga Yazawa, Tomoyuki Susa, Shoji Gotoh, Yasuhito Tashiro, Junichi Kawashima, Shigeyuki Imamura
  • Composition and method for organ preservation
    Patent number: 7476660
    Abstract: The present invention relates to a composition for organ preservation, comprising an inulin type fructan as an active ingredient. The composition for organ preservation can suppress the hypofunction of an organ and damage to a histological structure and can improve the state of preservation of the organ in the course of organ transplantation and the like.
    Type: Grant
    Filed: March 28, 2003
    Date of Patent: January 13, 2009
    Assignee: Meiji Seika Kaisha, Ltd.
    Inventors: Yoshihiko Masaki, Kazunari Yoshida, Tadao Endo, Hirofumi Nakamura, Yasuhito Tashiro
  • Immunopotentiators
    Publication number: 20050220801
    Abstract: An object of the present invention is to provide a peptide with superior immuno-enhancing activities, which comprises particular amino acid sequence, and an immuno-enhancing agent comprising such a peptide. The present invention relates to the immuno-enhancing agent comprising a peptide consisting of the following amino acid sequence (I): Q1-SerP-X-SerP-Q2 (I); wherein, SerP represents the phosphoserine residue, X represents one to three of any amino acid residues, and either of Q1 or Q2 dose not exist or neither of them exists, or Q1 and Q2 are independently at least one of any amino acid residue.
    Type: Application
    Filed: March 11, 2002
    Publication date: October 6, 2005
    Inventors: Hajime Otani, Yasuhito Tashiro, Michihisa Sugihara
  • Composition for storing organ and method of storing organ
    Publication number: 20050164156
    Abstract: The present invention relates to a composition for organ preservation, comprising an inulin type fructan as an active ingredient. The composition for organ preservation can suppress the hypofunction of an organ and damage to a histological structure and can improve the state of preservation of the organ in the course of organ transplantation and the like.
    Type: Application
    Filed: March 28, 2003
    Publication date: July 28, 2005
    Inventors: Yoshihiko Masaki, Kazunari Yoshida, Tadao Endo, Hirofumi Nakamura, Yasuhito Tashiro