Patents by Inventor Hiromi Baba

Hiromi Baba 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).

  • Patent number: 5527815
    Abstract: New therapeutic agent of carboxymethylidenecycloheptimidazole derivatives and method for the manufacture thereof are disclosed, which are represented by the following formula or its alkali addition salts ##STR1## (wherein R.sub.1 represents a lower alkyl; R.sub.2 represents H or isopropyl group; R.sub.3 represent H, a lower alkyl or --C(CH.sub.3)H--OCOOR.sub.4 (R.sub.4 is a lower alkyl or cyclohexyl) and .dbd.CHCOOR.sub.3 is substituted group at 4 or 8 position; A represents ##STR2## These compounds are useful as anti-hypertensive, anti-congestive heart failure agents and intraocular pressure lowering agents.
    Type: Grant
    Filed: July 29, 1994
    Date of Patent: June 18, 1996
    Assignee: Kotobuki Seiyaku Co., Ltd.
    Inventors: Tsuyoshi Tomiyama, Akira Tomiyama, Takashi Yanagisawa, Naoto Ueyama, Hiromi Baba
  • Patent number: 5409947
    Abstract: New therapeutic agents of cycloheptimidazole derivatives are disclosed, which are represented by the following formula or its alkali-addition salts. ##STR1## (wherein R.sub.1 represents H or isopropyl group; R.sub.2 represents a lower alkyl; R.sub.3 represents a carboxylic acid or tetrazole group. A and A.sub.1 are substituted groups at 4 or 8 position and A.sub.1 is a hydrogen or hydroxy group when A is a hydrogen or A and A.sub.1 is an oxo group. The dotted line "- - - -" is two double bonds or saturated single bonds).These compounds are useful as anti-hypertensive or anti-congestive heart failure agents.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: April 25, 1995
    Assignee: Kotobuki Seiyaku Co., Ltd.
    Inventors: Tsuyoshi Tomiyama, Akira Tomiyama, Takashi Yanagisawa, Naoto Ueyama, Tomoyuki Kawai, Motoharu Sonegawa, Hiromi Baba, Makoto Haketa
  • Patent number: 5201727
    Abstract: An absorbent article including a liquid permeable outer material, a liquid impermeable antileakage material, and a liquid retentive absorbent element interposed therebetween, and formed in a generally vertically elongated shape, the improvement including a pair of fixing elements extending outwardly in a width direction from both longitudinal edges of the absorbent article, each of the fixing element being provided on at least a back side thereof with a first adhesive portion having no separate paper, the pair of fixing elements being able to be adhered to and separated from a back side of the absorbent article through the first adhesive portions.
    Type: Grant
    Filed: September 19, 1991
    Date of Patent: April 13, 1993
    Assignee: Kao Corporation
    Inventors: Hirofumi Nakanishi, Hiromi Baba, Akira Sakurai
  • Patent number: 5133705
    Abstract: In an absorbent article including a liquid permeable outer material, a liquid impermeable antileakage material, a liquid retentive absorbent element interposed therebetween, and a fixing device mounted on a back side of a generally vertically elongated absorbent article body and adapted to fix the body to a crotch portion of shorts, the fixing device has a pair of fixing elements, each of the fixing elements extending outwardly in a width direction from each lateral edge of the absorbent article body, the fixing element being provided on at least a back side thereof with an adhesive portion, the pair of fixing elements being able to be adhered to and separated from a back side of the absorbent article body through the adhesive portions.
    Type: Grant
    Filed: May 22, 1991
    Date of Patent: July 28, 1992
    Assignee: Kao Corporation
    Inventors: Hirofumi Nakanishi, Hiromi Baba, Akira Sakurai