Patents by Inventor Valdis J. Riekstins

Valdis J. Riekstins 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).

  • Methods for aligning a light source with a flow stream and systems thereof
    Patent number: 10161848
    Abstract: Aspects of the present disclosure include methods and systems for assessing alignment of a light source with a flow stream. Methods according to certain embodiments include detecting first and second light signals along a vertical axis of the a light irradiated flow stream and calculating a differential signal amplitude between the first light signal and second light signal to assess the alignment of the light source with the flow stream. Systems for practicing the subject methods are also described.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: December 25, 2018
    Assignee: BECTON, DICKINSON AND COMPANY
    Inventors: Matthew J. Crow, Valdis J. Riekstins, Timothy Wayne Petersen
  • METHODS FOR ALIGNING A LIGHT SOURCE WITH A FLOW STREAM AND SYSTEMS THEREOF
    Publication number: 20160169787
    Abstract: Aspects of the present disclosure include methods and systems for assessing alignment of a light source with a flow stream. Methods according to certain embodiments include detecting first and second light signals along a vertical axis of the a light irradiated flow stream and calculating a differential signal amplitude between the first light signal and second light signal to assess the alignment of the light source with the flow stream. Systems for practicing the subject methods are also described.
    Type: Application
    Filed: November 20, 2015
    Publication date: June 16, 2016
    Inventors: Matthew J. Crow, Valdis J. Riekstins, Timothy Wayne Petersen