Patents by Inventor Ronald J. W. Barlag

Ronald J. W. Barlag 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).

  • Installation for transport and processing under a pulsating double-floating condition
    Patent number: 5194406
    Abstract: Installation (10) for processing of successive wafers (26) under pulsating double-floating condition within processing gaps (174) and (176) above and underneath such wafer of an at least almost entirely sealed-off processing chamber (24) by means of a reciprocating upper chamber wall (34) immediately above this wafer, and with wafer supply and discharge toward and from this chamber also under pulsating double-floating condition.
    Type: Grant
    Filed: July 24, 1990
    Date of Patent: March 16, 1993
    Inventors: Edward Bok, Ronald J. W. Barlag