Patents by Inventor Michael Janik

Michael Janik 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).

  • SONAR SYSTEM AND METHOD PROVIDING LOW PROBABILITY OF IMPACT ON MARINE MAMMALS
    Publication number: 20080043574
    Abstract: Low probability of marine impact (LPMMI) sound signals have a modulation component selected to reduce a behavioral response from a marine mammal from that which would occur when transmitting another sound signal having approximately the same time duration component, approximately the same bandwidth component, and approximately the same center frequency component as the LPMMI waveform but having a modulation component comprising a frequency modulation.
    Type: Application
    Filed: October 11, 2006
    Publication date: February 21, 2008
    Inventors: James Rooney, Jesse Gratke, Ryan Lewis, Michael Janik, Thomas Pederson, William Zurawski, James Miller
  • Process for purification of radioiodides
    Patent number: 5619545
    Abstract: The invention relates to a process for purifying radioiodides which comprisesa) passing a recovered solution of iodide over an anion exchange resin;b) washing the ion exchange resin in (a) with a solution comprising a weak base or anionic ion;c) washing the ion exchange resin in (a) with a stronger solution than used in (b); andd) recovering a solution with iodide.
    Type: Grant
    Filed: January 28, 1994
    Date of Patent: April 8, 1997
    Assignee: Mallinckrodt Medical, Inc.
    Inventors: Glenn D. Grummon, Michael A. Janik