Article: U.S. Patents Awarded to Inventors in Illinois (Sept. 27)

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ALEXANDRIA, Va., Sept. 27 -- The following federal patents were awarded to inventors in Illinois.***Illinois Inventor Develops Thin Film CalorimeterALEXANDRIA, Va., Sept. 26 -- Stephen B. Siegel of Chicago has developed a method for measuring a factor of ultraviolet curability. According to the abstract released by the U.S. Patent & Trademark Office: "A thin film calorimeter test station can be coupled to a controller in a thin film calorimeter. The thin film calorimeter can comprise a base substrate, a heat flux sensing device mounted on the base substrate, a mask having a hole with a predetermined area positionable above the heat flux sensing device, and a ...

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