Patents by Inventor Erich Salmijak

Erich Salmijak 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).

  • Liquid dosage device having rotary feeler
    Patent number: 3937362
    Abstract: The dosage of liquids in which an element is arranged to execute a rotating movement in a flow of liquids past the element and the element serves to alternately break a beam of light directed thereon so that the light impulses received thereupon are used via a feeler gauge and a valuation means to determine the liquid volume passing the element.
    Type: Grant
    Filed: September 13, 1973
    Date of Patent: February 10, 1976
    Assignee: Aktiebolaget Demektor
    Inventors: Erich Salmijak, Eric Goransson