Patents by Inventor Fred Klopping

Fred Klopping 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).

  • Test mass for gravimeters and gradiometers
    Publication number: 20060130575
    Abstract: The present invention provides devices and methods for reducing or eliminating sources of systematic errors in the measurement of absolute gravity or gravity field gradients; specifically, an improved test mass for an interferometer is disclosed that reduces the influence of nearby electromagnetic fields on a freefalling test mass.
    Type: Application
    Filed: December 22, 2005
    Publication date: June 22, 2006
    Inventors: Timothy Niebauer, Ryan Billson, Fred Klopping, Jess Valentine, Derek van Westrum