Patents by Inventor Setsuo Tomisawa

Setsuo Tomisawa 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).

  • Germanium-containing organic polymer and its use in the treatment of allergic disease
    Patent number: 4322402
    Abstract: Germanium-containing organic polymers are obtained by polymerizing 3-trichlorogermylpropionic acid obtained by reacting halogermanium-phosphoric acid complexes with acrylic acid. The polymers are markedly effective in treating allergenicities.
    Type: Grant
    Filed: February 29, 1980
    Date of Patent: March 30, 1982
    Assignee: Ryuichi Sato
    Inventors: Akira Ishikawa, Yukihito Ishida, Shiro Ikegami, Hiroshi Satoh, Ryuichi Sato, Setsuo Tomisawa, Shigeru Toyoshima
  • Germanium-containing organic polymer and its use in the treatment of pulmonary fibrosis
    Patent number: 4321273
    Abstract: Germanium-containing organic polymers are obtained by polymerizing 3-trichlorogermylpropionic acid obtained by reacting halogermanium-phosphoric acid complexes with acrylic acid. The polymers are markedly effective in treating pulmonary fibrosis.
    Type: Grant
    Filed: February 29, 1980
    Date of Patent: March 23, 1982
    Assignee: Ryuichi Sato
    Inventors: Akira Ishikawa, Yukihito Ishida, Shiro Ikegami, Hiroshi Satoh, Ryuichi Sato, Setsuo Tomisawa, Shigeru Toyoshima
  • Germanium-containing organic polymer and its use in the treatment of opthalmological disorders
    Patent number: 4296123
    Abstract: Germanium-containing organic polymers are obtained by polymerizing 3-trichlorogermylpropionic acid obtained by reacting halogermanium-phosphoric acid complexes with acrylic acid. The polymers are markedly effective in treating opthalmological disorders.
    Type: Grant
    Filed: February 29, 1980
    Date of Patent: October 20, 1981
    Assignee: Ryuichi Sato
    Inventors: Akira Ishikawa, Yukihito Ishida, Shiro Ikegami, Hiroshi Satoh, Ryuichi Sato, Setsuo Tomisawa, Shigeru Toyoshima
  • Germanium-containing organic polymer and it's use in the treatment of psychoneurological disorders
    Patent number: 4281015
    Abstract: Germanium-containing organic polymers are obtained by polymerizing 3-trichlorogermylpropionic acid obtained by reacting halogermanium-phosphoric acid complexes with acrylic acid. The polymers are markedly effective in treating psychoneurological disorders.
    Type: Grant
    Filed: February 29, 1980
    Date of Patent: July 28, 1981
    Assignee: Ryuichi Sato
    Inventors: Akira Ishikawa, Yukihito Ishida, Shiro Ikegami, Hiroshi Satoh, Ryuichi Sato, Setsuo Tomisawa, Shigeru Toyoshima
  • Germanium-containing organic polymer and the process for the production of the same
    Patent number: 4271084
    Abstract: Germanium-containing organic polymers are obtained by polymerizing 3-trichlorogermylpropionic acid obtained by reacting halogermanium-phosphoric acid complexes with acrylic acid. The polymers are markedly effective in mental diseases, disturbances in heart and vascular systems and are also effective against various cancers.
    Type: Grant
    Filed: February 14, 1979
    Date of Patent: June 2, 1981
    Assignee: Ryuichi Sato
    Inventors: Akira Ishikawa, Yukihito Ishida, Shiro Ikegami, Hiroshi Satoh, Ryuichi Sato, Setsuo Tomisawa, Shigeru Toyoshima
  • 3-Trihydroxygermyl propionic acid and its salts and a process for the production thereof
    Patent number: 4066678
    Abstract: Novel pharmacologically important organic germanium compounds (3-hydroxygermyl propionic acid salts) represented by the formula ##STR1## WHEREIN Met is a monovalent cation selected from the group consisting of Na, K, NH.sub.4, and NH.sub.2 (CH.sub.3).sub.2, or divalent cation selected from the group consisting of Ca and Mg, and wherein x is 1 when Met is a monovalent cation and x is 2 when Met is a divalent cation.These compounds possess valuable therapeutic properties for treating such physiological abnormalities as psychiatric and neurological disorders, metabolic disorder, cardivascular disorder, disorder of digestive organs, skin disease, allergic disease, Kidney dysfunction, hepatic dysfunction, obstetric and pediatric diseases, etc., and the process for preparing thereof.
    Type: Grant
    Filed: June 18, 1976
    Date of Patent: January 3, 1978
    Assignee: Ryuichi Sato
    Inventors: Ryuichi Sato, Akira Ishikawa, Yukihito Ishida, Hiroshi Sato, Setsuo Tomisawa, Shigeshi Toyoshima, Shiro Ikegami