Patents by Inventor Steven N. Kempka

Steven N. Kempka 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).

  • Directed flow fluid rinse trough
    Patent number: 5531236
    Abstract: Novel rinse troughs accomplish thorough uniform rinsing. The tanks are suitable for one or more essentially planar items having substantially the same shape. The troughs ensure that each surface is rinsed uniformly. The new troughs also require less rinse fluid to accomplish a thorough rinse than prior art troughs.
    Type: Grant
    Filed: April 11, 1995
    Date of Patent: July 2, 1996
    Inventors: Steven N. Kempka, Robert N. Walters