Patents by Inventor Nobuyuki Funami

Nobuyuki Funami 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).

  • Propiophenone derivative and a process for preparing the same
    Patent number: 5830873
    Abstract: A propiophenone derivative of the formula ?I!: ##STR1## wherein X is O, S or methylene, OY is a protected or unprotected OH, Z is .beta.-D-glucopyranosyl or 4-O-(.alpha.-D-glucopyranosyl)-.beta.-D-glucopyranosyl or wherein one or more hydroxy groups of these groups may optionally be acylated, and the dotted line means the presence or absence of a double bond, or a pharmaceutically acceptable salt thereof. Said compounds have excellent hypoglycemic activity so that they are useful in the prophylaxis or treatment of diabetes.
    Type: Grant
    Filed: April 27, 1995
    Date of Patent: November 3, 1998
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Kenji Tsujihara, Mitsuya Hongu, Nobuyuki Funami, Masanori Inamasu, Kenji Arakawa
  • Dihydrochalcone derivatives which are hypoglycemic agents
    Patent number: 5731292
    Abstract: A method for prophylaxis or treatment of diabetes, which comprises administering to a patient with diabetes an effective amount of a dihydrochalcone derivative of the formula ?I!: ##STR1## wherein Ar is an aryl group, R.sup.1 is hydrogen atom or an acyl group, R.sup.2 is a hydrogen atom, an acyl group or .alpha.-D-glucopyranosyl group, or R.sup.1 and R.sup.2 may combine together to form a substituted methylene group, R.sup.3 and R.sup.4 are each a hydrogen atom or an acyl group, OR.sup.5 is a protected or unprotected hydroxy group or a lower alkoxy group, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: April 20, 1995
    Date of Patent: March 24, 1998
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Kenji Tsujihara, Mitsuya Hongu, Nobuyuki Funami, Masanori Inamasu, Kenji Arakawa
  • Dihydrochalcone derivatives which are hypoglycemic agents
    Patent number: 5424406
    Abstract: A method for treatment of diabetes, which comprises administering to a patient with diabetes an effective amount of a dihydrochalcone derivative of the formula: ##STR1## wherein Ar is an aryl group, R.sup.1 is a hydrogen atom or an acyl group, R.sup.2 is a hydrogen atom, an acyl group or .alpha.-D-glucopyranosyl group, or R.sup.1 and R.sup.2 may combine together to form a substituted methylene group, R.sup.3 and R.sup.4 are each a hydrogen atom or an acyl group, OR.sup.5 is a protected or unprotected hydroxy group or a lower alkoxy group; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 10, 1993
    Date of Patent: June 13, 1995
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Kenji Tsujihara, Mitsuya Hongu, Nobuyuki Funami, Masanori Inamasu, Kenji Arakawa