Patents by Inventor Ronald C. Peterson

Ronald C. Peterson 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).

  • Multiple charge images initiation with scan synchronization
    Patent number: 5083140
    Abstract: A registration system for repeatably beginning modulation of a scanning laser beam at a selected initial location on a rotatable drum through initiating a rotation of the drum from a known starting position in synchronism with the laser scan so that the initial location is accurately brought under the laser beam as modulation begins.
    Type: Grant
    Filed: April 10, 1990
    Date of Patent: January 21, 1992
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Ronald C. Peterson, Keith E. Jasperson, Robert J. Schilling
  • Recombinant DNA molecules for producing terminal transferase-like polypeptides
    Patent number: 5037756
    Abstract: This invention concerns an isolated DNA sequence encoding human terminal xynucleotidyl transferase as well as vectors and transformed hosts carrying said DNA sequence.
    Type: Grant
    Filed: April 21, 1986
    Date of Patent: August 6, 1991
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Frederick J. Bollum, Lucy M. S. Chang, Ronald C. Peterson