Patents by Inventor Andrzej Rys

Andrzej Rys 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).

  • Optical spectrophotometer having a multi-element light source
    Patent number: 5257086
    Abstract: A spectrophotometer includes an array of light emitting diodes configured for activation in successive Hadamard encodement patterns, a diffraction grating, an optical slit, a detector and electronic controls including a computer. In operation, the diffraction grating disperses and collimates radiation from the array and directs selected spectral components through the slit onto the detector whereupon the computer performs a Hadamard analysis on the detector signals.
    Type: Grant
    Filed: June 9, 1992
    Date of Patent: October 26, 1993
    Assignee: D.O.M. Associates Int'l
    Inventors: William G. Fateley, Andrzej Rys, Radoslaw Sobczynski