Patents by Inventor Charles P. Wangersky

Charles P. Wangersky 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).

  • Cage-culture turbidostat
    Patent number: 5057432
    Abstract: A cage-culture turbidostat as described for growing organisms at a constant population density which avoids the problem of filters clogging and nutrient dilution and facilitates the analysis of the growth and development of the organisms. The cage-culture turbidostat minimizes reintroduction of spent nutrient medium through the filters during backwashing.
    Type: Grant
    Filed: January 24, 1990
    Date of Patent: October 15, 1991
    Inventors: Peter J. Wangersky, Charles P. Wangersky