Patents by Inventor Keith D. Maginsky

Keith D. Maginsky 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).

  • Easy access chemical chamber window and frame
    Patent number: 5993599
    Abstract: A chemical etching chamber window apparatus includes a window, and a window housing harbored in a frame assembly, where the frame assembly includes grooves and a clamp for securing the window housing within the frame assembly, an opening for entry and removal of the window housing, a lower piece comprising a troth formed at an angle that allows fluid to flow toward the inside of the etching chamber, and weeping holes that allow fluid to drain into the etching chamber.
    Type: Grant
    Filed: May 13, 1998
    Date of Patent: November 30, 1999
    Assignees: Sony Corporation, Sony Electronics, Inc.
    Inventors: Keith D. Maginsky, Michael K. Pritts