Patents by Inventor John E. Darney

John E. Darney 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 photo exposure of materials with subsequent capturing of volatiles for analysis
    Patent number: 6495825
    Abstract: Real-time analysis of output volatiles upon UV exposure is achieved using a laboratory scale apparatus. The methods and apparatus use external or internal radiation sources, especially broad band external UV radiation. The apparatus and methods of the invention are especially useful in the analysis and screening of photoresist materials. The apparatus preferably uses FTIR or MS analysis.
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: December 17, 2002
    Assignee: International Business Machines Corporation
    Inventors: Mark S. Chace, John E. Darney, David R. Medeiros, Wayne M. Moreau, Alfred O. Passano, Jr.