Patents by Inventor Richard J. Cassidy

Richard J. Cassidy 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).

  • Flexible sheet handling apparatus
    Patent number: 6341808
    Abstract: Disclosed is a flexible sheet handling apparatus including a frame having a vacuum passage located around the periphery of the frame. There is also a porous, polymeric plug which covers the vacuum passage. When a vacuum is applied to the vacuum passage and the porous, polymeric plug, a flexible sheet in contact with the porous, polymeric plug is uniformly held only around the periphery of the flexible sheet by the applied vacuum.
    Type: Grant
    Filed: June 29, 2000
    Date of Patent: January 29, 2002
    Assignee: International Business Machines Corporation
    Inventors: Robert L. Baan, Richard J. Cassidy, John R. Lankard, Jr., Gerald Henry Leino, Raymond H. Turcotte, James Utter
  • Defect reduction method for screened greensheets and article produced therefrom
    Patent number: 6221193
    Abstract: Disclosed is a method for reducing screening defects on ceramic greensheets which includes placing additional vias in the kerf that will be eventually discarded during the sizing operation. Also disclosed is a ceramic substrate laminate article with reduced screening defects.
    Type: Grant
    Filed: January 20, 1999
    Date of Patent: April 24, 2001
    Assignee: International Business Machines Corporation
    Inventors: Richard J. Cassidy, John R. Lankard, Jr., Jawahar P. Nayak