Patents by Inventor Jyh-Rong Liang

Jyh-Rong Liang 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).

  • Chrome-free corrosion inhibitor composition
    Patent number: 8007576
    Abstract: A chrome-free corrosion inhibitor composition includes: titanium chloride; a stabilizer including a mixture of hydrogen peroxide and at least a compound selected from nitric acid, persulfate, nitrate, and chlorate; and a film-forming enhancer selected from monosaccharide, oligosaccharide, polysaccharide, derivatives of saccharide, and combinations thereof.
    Type: Grant
    Filed: May 22, 2008
    Date of Patent: August 30, 2011
    Assignee: Ya Thai Chemical Co., Ltd.
    Inventors: Jyh-Rong Liang, Po-Ya Hsu, Ming-Chuan Wang, Chia-Chih Ou, Wen-Chieh Lin, I-Lin Cheng
  • CHROME-FREE CORROSION INHIBITOR COMPOSITION
    Publication number: 20090139429
    Abstract: A chrome-free corrosion inhibitor composition includes: titanium chloride; a stabilizer including a mixture of hydrogen peroxide and at least a compound selected from nitric acid, persulfate, nitrate, and chlorate; and a film-forming enhancer selected from monosaccharide, oligosaccharide, polysaccharide, derivatives of saccharide, and combinations thereof.
    Type: Application
    Filed: May 22, 2008
    Publication date: June 4, 2009
    Applicant: YA THAI CHEMICAL CO., LTD.
    Inventors: Jyh-Rong LIANG, Po-Ya HSU, Ming-Chuan WANG, Chia-Chih OU, Wen-Chieh LIN, I-Lin CHENG