Patents by Inventor Ludmila Silhankova

Ludmila Silhankova 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 for preparation of vitamin B1
    Patent number: 4186252
    Abstract: A method for preparing vitamin B.sub.1 in a fermentation process involves cultivating mutants of yeast of the genus Saccharomyces Meyen emend Reess that synthesize this vitamin from sugars and inorganic salts and excrete it from living cells into fermentation media.
    Type: Grant
    Filed: May 2, 1977
    Date of Patent: January 29, 1980
    Assignee: Vysoka skola chemicko-technologicka
    Inventor: Ludmila Silhankova