Patents by Inventor Hiromi Yabuta

Hiromi Yabuta 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).

  • Process for stabilizing percarboxylic acid
    Patent number: 5098607
    Abstract: Disclosed is a process for stabilizing a percarboxylic acid characterized in that the percarboxylic acid is mixed with at least one pyridine derivative selected from the group consisting of picoline, ethylpyridine, conyrine, lutidine and N-oxide thereof.
    Type: Grant
    Filed: November 29, 1990
    Date of Patent: March 24, 1992
    Assignee: Ube Industries Ltd.
    Inventors: Yukio Inaba, Takafumi Hirakawa, Hiromi Yabuta, Hiroyuki Iida