Patents by Inventor Shinji Nagae

Shinji Nagae 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).

  • Polysulfides compounds and lipid peroxidation inhibitor containing the polysulfide compounds as active ingredient
    Patent number: 5231114
    Abstract: A lipid peroxidation inhibitor contains a polysulfide compound represented by formula (I) as an active ingredient:R.sup.1 --(S).sub.m --R.sup.2 (I)wherein R.sup.1 and R.sup.2 are same or different hydrocarbon chains having 1 to 16 carbon atoms and m is an integer of 3 to 10. Among compounds (I) are found novel which are:R.sup.3 --(S).sub.n --R.sup.4 (II)wherein R.sup.3 and R.sup.4 are same or different lower alkenyl groups and n is an integer of 6 to 10. Pharmaceutical compositions which contain a polysulfide compound represented by formula (I) as an active ingredient, for preventing and curing diseases of thrombosis, arteiosclerosis, liver troubles, pulmonary edema, skin troubles, eye troubles and aging are also disclosed.
    Type: Grant
    Filed: April 13, 1992
    Date of Patent: July 27, 1993
    Assignee: Wakunaga Seiyaku Kabushiki Kaisha
    Inventors: Shoji Awazu, Toshiharu Horie, Yukihiro Kodera, Shinji Nagae, Hiromichi Matsuura, Yoichi Itakura
  • Polysulfides compounds and lipid peroxidation inhibitor containing the polysulfide compounds as active ingredient
    Patent number: 5149879
    Abstract: A lipid peroxidation inhibitor contains a polysulfide compound represented by formula (I) as an active ingredient:R.sup.1 --(S).sub.m --R.sup.2 (I)wherein R.sup.1 and R.sup.2 are same or different hydrocarbon chains having 1 to 16 carbon atoms and m is an integer of 3 to 10. Among compounds (I) are found novel which are:R.sup.3 --(S).sub.n --R.sup.4 (II)wherein R.sup.3 and R.sup.4 are same or different lower alkenyl groups and n is an integer of 6 to 10. Pharmaceutical compositions which contain a polysulfide compound represented by formula (I) as an active ingredient, for preventing and curing diseases of thrombosis, arteiosclerosis, liver troubles, pulmonary edema, skin troubles, eye troubles and aging are also disclosed.
    Type: Grant
    Filed: June 21, 1991
    Date of Patent: September 22, 1992
    Assignee: Wakunaga Seiyaku Kabushiki Kaisha
    Inventors: Shoji Awazu, Toshiharu Horie, Yukihiro Kodera, Shinji Nagae, Hiromichi Matsuura, Yoichi Itakura