Patents by Inventor Slav A. Rohlev

Slav A. Rohlev 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).

  • Apparatus for troubleshooting photoimage plating problems in printed circuit board manufacturing
    Patent number: 4935108
    Abstract: An apparatus and method are disclosed for testing electrodeposition processes used in printed circuit board manufacture. The apparatus, having a photoresist pattern on a test printed circuit board, for use in a Hull Cell to determine efficiency, uniformity, and interactions of the process on the surface of the printed circuit board in order to provide for design rules and process specifications.
    Type: Grant
    Filed: April 28, 1989
    Date of Patent: June 19, 1990
    Assignee: Hewlett-Packard Company
    Inventor: Slav A. Rohlev