Patents by Inventor Hitoshi Ohto

Hitoshi Ohto 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: 5753428
    Abstract: The platelet preservation solution does not containing any plasma proteins but includes 5 to 100 mM of glycerol, from 5 to 15 mM of sodium citrate, from 10 to 30 mM of sodium acetate, from 10 to 50 mM of disodium hydrogen phosphate, up to 10 mM of citric acid, up to 50 mM of glucose and from 50 to 150 mM of electrolyte compounds in addition to the sodium acetate, disodium hydrogen phosphate and sodium citrate. The electrolyte compounds include sodium chloride. The artificial platelet preservation solution prevents adverse reactions caused by plasma components resulting in a greater platelet survival ratio during storage.
    Type: Grant
    Filed: July 12, 1996
    Date of Patent: May 19, 1998
    Assignee: Kawasumi Laboratories, Inc.
    Inventors: Takeshi Yuasa, Hitoshi Ohto