Patents by Inventor Shosaku Numa

Shosaku Numa 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).

  • Polypeptides related to the pre-acetylcholine receptor-.alpha. of the electric organ of Torpedo californica
    Patent number: 4518527
    Abstract: Polypeptides having partial or complete amino acid sequences related to the pre-acetylcholine receptor-.alpha. of the electric organ Torpedo californica are disclosed. These polypeptides having AChR antigenic properties are useful for the production and purification of antibodies to the acetylcholine receptor (AChR) as well as for the diagnosis of myastenia gravis (MG).
    Type: Grant
    Filed: August 16, 1983
    Date of Patent: May 21, 1985
    Assignee: Mitsubishi Chemical Industries Limited
    Inventors: Shosaku Numa, Noboru Yanaihara
  • Long-chain acyl-coenzyme-A synthetase
    Patent number: 4304864
    Abstract: There are disclosed an enzyme, long-chain acyl-coenzyme-A synthetase which is specific for fatty acids having 14 to 18 carbon atoms and a process for the purification of the enzyme which involves solubilizing the enzyme with a surfactant and subjecting the solubilized enzyme to affinity chromatography.
    Type: Grant
    Filed: October 1, 1979
    Date of Patent: December 8, 1981
    Assignee: Mitsubishi Chemical Industries, Limited
    Inventors: Shosaku Numa, Kohei Hosaka, Masayoshi Mishina, Takao Tanaka, Tatsuyuki Kamiryo