Patents by Inventor Karl O. Greulich

Karl O. Greulich 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).

  • Application of cuts to biological material
    Patent number: 4748980
    Abstract: In a method for the application of cuts, perforations and/or microlesions to biological material, such as cell agglomerates, individual cells or chromosomes, by means of laser pulses fed into a microscope, the laser pulses are focussed to a cross-section which is limited by diffraction phenomena, and the nth order diffraction maxima (n=1, 2, 3, . . . ) of the laser pulses are used to apply the cuts.
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: June 7, 1988
    Inventors: Christoph Cremer, Thomas Cremer, Karl O. Greulich, Shamci Monajembashi, Juergen Wolfrum