Patents by Inventor Masayuki Jinbo

Masayuki Jinbo 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).

  • Aminoalcohol derivative and medicament comprising the same
    Patent number: 6407064
    Abstract: An aminoalcohol derivative which is a ceramide analogue, and a medicament, especially an agent for treating neuronal diseases and an agent for protecting brain, comprising the same.
    Type: Grant
    Filed: December 5, 2000
    Date of Patent: June 18, 2002
    Assignee: Seikagaku Corporation
    Inventors: Hiroyuki Masuda, Masayuki Jinbo, Keiichiro Sakai, Yuji Matsuzaki
  • Amino alcohol derivative and method for preparing the same
    Patent number: 6335444
    Abstract: A process for preparing a 2-acylamino alcohol derivative which comprises (A) reacting an aminopropanol derivative represented by the following formula (1): Y—CH2—C*H (NHP1)—C*H(OH)—R1   (1) with an amine represented by R2H to synthesize an amino alcohol derivative represented by the following formula (2): R2—CH2—C*H(NHP1)—C*H(OH)—R1   (2) (B) leaving P1 from said amino alcohol derivative represented by formula (2) to synthesize an amino alcohol derivative represented by the following formula (3): R2—CH2—C*H(NH2)—C*H(OH)—R1   (3) (C) reacting said amino alcohol derivative represented by formula (3) with a carboxylic acid represented by R11COOH or a reactive derivative thereof to prepare a 2-acylamino alcohol derivative represented by the following formula (4): R2—CH2—C*H(NHCOR11)—C*H(OH)—R1   (4 ) wherein * represents an asymmetric carbon atom, and P1, R1, R2 and R
    Type: Grant
    Filed: February 23, 1999
    Date of Patent: January 1, 2002
    Assignee: Seikagaku Kogyo Kabushiki Kaisha
    Inventors: Masayuki Jinbo, Hidekazu Oyamada, Jinichi Inokuchi
  • Aminoalcohol derivative and medicament comprising the same
    Publication number: 20010003741
    Abstract: An aminoalcohol derivative which is a ceramide analogue, and a medicament, especially an agent for treating neuronal diseases and an agent for protecting brain, comprising the same.
    Type: Application
    Filed: December 5, 2000
    Publication date: June 14, 2001
    Inventors: Hiroyuki Masuda, Masayuki Jinbo, Keiichiro Sakai, Yuji Matsuzaki
  • Amino alcohol derivative and method for preparing the same
    Patent number: 5907039
    Abstract: Amino alcohol derivatives with a primary amino group or a substituted amino group influence the synthesis of glycolipids and have antiviral, antitumor, metastasis inhibiting and neural cell growth enhancing functions. The amino alcohol derivatives are useful in preparing 2-acylamino alcohol derivatives.
    Type: Grant
    Filed: December 9, 1996
    Date of Patent: May 25, 1999
    Assignee: Seikagaku Kogyo Kabushiki Kaisha
    Inventors: Masayuki Jinbo, Hidekazu Oyamada, Jinichi Inokuchi
  • 2-acylaminopropanol compound and medical composition
    Patent number: 5763438
    Abstract: This invention relates to a 2-acylaminopropanol compound represented by the formula (I): ##STR1## (wherein R.sup.1 represents a phenyl group which may be substituted by 1 to 3 same or different substituents selected from alkyl, alkoxy, hydroxyl, hydroxyalkyl and nitro, R.sup.2 represents the following formula (II), (III), (IV), (V) or (VI), ##STR2## (wherein R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9, m and p are those defined in the specification) R.sup.11 represents a hydrogen atom or a hydroxyl group, and n represents an integer of 3 to 15) or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: December 9, 1996
    Date of Patent: June 9, 1998
    Assignee: Seikagaku Corporation
    Inventors: Jinichi Inokuchi, Masayuki Jinbo, Takayuki Nagai, Haruki Yamada