Patents by Inventor Morihisa Shindo

Morihisa Shindo 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).

  • Method of extracting hexavalent chromium
    Patent number: 8157982
    Abstract: Hexavalent chrome is extracted from a film on a workpiece which film contains hexavalent chrome and reduced by contacting the contacting workpiece with a liquid or fine particle reducing agent.
    Type: Grant
    Filed: April 12, 2006
    Date of Patent: April 17, 2012
    Inventors: Hideo Yoshida, Morihisa Shindo
  • Method of Extracting Hexavalent Chromium
    Publication number: 20080087553
    Abstract: Hexavalent chrome is extracted from a film on a workpiece which film contains hexavalent chrome and reduced by contacting the contacting workpiece with a liquid or fine particle reducing agent.
    Type: Application
    Filed: April 12, 2006
    Publication date: April 17, 2008
    Applicant: Hideo Yoshida
    Inventors: Hideo Yoshida, Morihisa Shindo