Patents by Inventor Joseph Berkowitz

Joseph Berkowitz 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).

  • Vacuum ultraviolet laser
    Patent number: 4606030
    Abstract: Transitions from the 2p.sup.4 (.sup.1 S.sub.0)3s .sup.2 S.sub.1/2 state of atomic fluorine to all allowed lower states produces laser emission at six new wavelengths: 680.7 .ANG., 682.6 .ANG., 3592.7 .ANG., 3574.1 .ANG., 6089.2 .ANG., and 6046.8 .ANG.. Coherent radiation at these new wavelengths can be generated in an atomic fluorine laser operated as an amplifier or as an oscillator.
    Type: Grant
    Filed: July 6, 1984
    Date of Patent: August 12, 1986
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Joseph Berkowitz, Branko M. Ruscic, John P. Greene
  • Auto steering wheel lock protector
    Patent number: 4008590
    Abstract: An anti-theft device mountable around a steering post column of an automotive vehicle so to enclose the vehicle ignition lock and prevent insertion of a key thereinto by an unauthorized person; the device consisting of strong metal case having an opening on one side into which the ignition lock protrudes from the steering post column, the case being secured to the column by means of a U-shaped rod that fits around the column and into openings in the case wherein toothed notches along the rod are engaged by a sliding plate rigidly prevented from sliding by being stationarily locked with a padlock.
    Type: Grant
    Filed: March 29, 1976
    Date of Patent: February 22, 1977
    Inventors: Joseph Berkowitz, Minerva Berkowitz