Patents by Inventor Masaakira Senoura

Masaakira Senoura 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).

  • 5-Fluoro-(.beta.-uridine or 2'-deoxy-.beta.-uridine) derivatives, a process for producing the same and a carcinostatic agent containing the same
    Patent number: 4472386
    Abstract: 5-Fluoro-(.beta.-uridine or 2'-deoxy-.beta.-uridine) derivatives having an acyl group at the 3-position of the molecule. These compounds are useful as carcinostatic agent. This disclosure relates to such compounds, a process for producing the same and a carcinostatic agent comprising such a compound.
    Type: Grant
    Filed: June 6, 1979
    Date of Patent: September 18, 1984
    Assignee: Toyama Chemical Co., Ltd.
    Inventors: Tsutomu Kodama, Masaakira Senoura, Hajime Aoyama, Tomonobu Yamaguchi, Isao Kitayama, Minako Yotsuji, Toru Hiraiwa, Masaharu Omori, Nobuo Terashima, Yutaka Kodama
  • Sym.-triazine carbamates
    Patent number: 3972882
    Abstract: Novel sym.-triazines having the formula: ##EQU1## wherein R.sup.1 is a substituted or unsubstituted alkyl, alkenyl, cycloalkyl, cycloalkylalkyl, aralkyl or heterocyclic alkyl group; R.sup.2 is a hydrogen atom or a substituted or unsubstituted alkyl, alkenyl, cycloalkyl, cycloalkylalkyl, aryl, aralkyl or heterocyclic alkyl group; and Z.sup.1 and Z.sup.2, which may be the same or different, each represents oxygen or sulfur, have a central nerve inhibitory activity, an anti-inflammatory activity, an analgesic activity and a sedative activity, and can be prepared by reacting a 2,4-dichloro-6-substituted sym.-triazine with a compound having the formula HO--R.sup.2 in which R.sup.2 is the same as defined above.
    Type: Grant
    Filed: November 6, 1974
    Date of Patent: August 3, 1976
    Assignee: Toyama Chemical Co., Ltd.
    Inventors: Yutaka Kodama, Tsutomu Kodama, Akira Takai, Masaakira Senoura, Isao Watanabe, Katsunori Tanaka, Tomonobu Yamaguchi, Norio Abe, Takuya Kodama