Patents by Inventor Chihyuan C. Ting

Chihyuan C. Ting 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).

  • Column switching procedure
    Patent number: 4454043
    Abstract: A method for increasing the capacity of a chromatographic system useful for the quantitative determination of at least one component of interest at a trace level concentration in a multi-component composition.
    Type: Grant
    Filed: November 17, 1980
    Date of Patent: June 12, 1984
    Assignee: Monsanto Company
    Inventors: Chihyuan C. Ting, David F. Tomkins, Melvin L. Rueppel
  • Method for the quantitative determination of cyanide
    Patent number: 4227888
    Abstract: A method for quantitatively determining the cyanide content of aqueous solution containing aldehydes and/or ketones as a measure of the sum of the free cyanide and cyanohydrin content. The method comprises converting cyanohydrin to free cyanide and then determining the free cyanide content of the solution.
    Type: Grant
    Filed: December 18, 1978
    Date of Patent: October 14, 1980
    Assignee: Monsanto Company
    Inventors: Melvin L. Rueppel, Chihyuan C. Ting