Patents by Inventor Walter Schweikert

Walter Schweikert 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 mixing liquids
    Patent number: 5035262
    Abstract: An apparatus for mixing liquids in a housing including a plurality of valves which are adjustable by use of drive gears on the outside of the housing. At least one of the drive gears may have some teeth missing so that one valve may be adjusted without adjusting the other valve.
    Type: Grant
    Filed: February 16, 1991
    Date of Patent: July 30, 1991
    Inventor: Walter Schweikert