Patents Assigned to Qualicon Inc.
  • Displacement pump
    Patent number: 6004117
    Abstract: An improved displacement pump is provided with flow path means preventing hysteresis-causing bubbles from accumulating in piston clearances.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: December 21, 1999
    Assignee: Qualicon Inc.
    Inventor: Donald Harvey Brunk
  • Direct blot electrophoresis apparatus and method
    Patent number: 5916429
    Abstract: In a horizontal gel, direct blot electrophoresis separation apparatus, device to remove gas dissolved in the buffer solution surrounding the anode at a location remote from the interface between the gel and the moving membrane, such as a gas evolution member disposed between the anode and the moving membrane of such apparatus, has been found to result in more consistent and readable blot patterns with less defects.
    Type: Grant
    Filed: August 1, 1997
    Date of Patent: June 29, 1999
    Assignee: Qualicon Inc.
    Inventor: Donald Harvey Brunk