Patents by Inventor Bernardus Johannes Gerardus Maria Roelofs

Bernardus Johannes Gerardus Maria Roelofs 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).

  • Device for measuring and controlling a liquid flow
    Publication number: 20020194933
    Abstract: The invention relates to a device for measuring a liquid flow through a tube, which tube, which has an inflow side and an outflow side disposed under said inflow side, is filled with said liquid, as a result of which a liquid column is formed in the tube, with human senses or sensors being used for measuring the liquid flow, and as well as applications therefor.
    Type: Application
    Filed: May 23, 2002
    Publication date: December 26, 2002
    Inventor: Bernardus Johannes Gerardus Maria Roelofs