Patents Assigned to Lasertel, Inc.
  • Liquid cooled laser bar arrays incorporating diamond/copper expansion matched materials
    Patent number: 7944955
    Abstract: A laser diode array having a plurality of diode bars bonded by a hard solder to expansion matched spacers and mounted on a gas or liquid cooled heatsink. The spacers are formed of a material such as copper/diamond composite material having a thermal expansion that closely matches that of the laser bars.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: May 17, 2011
    Assignee: Lasertel, Inc.
    Inventors: Prabhu Thiagarajan, Mark McElhinney, John J. Cahill
  • Method and system for a laser diode bar array assembly
    Patent number: 7864825
    Abstract: A laser diode array is formed on a heat sink having an insulating layer in which a plurality of grooves is formed through the ceramic layer and to or into the heat sink. A laser diode stack is soldered to the ceramic layer.
    Type: Grant
    Filed: July 26, 2007
    Date of Patent: January 4, 2011
    Assignee: Lasertel, Inc.
    Inventors: Prabhu Thiagarajan, Mark McElhinney, Jason Helmrich, Feliks Lapinski
  • Liquid cooled laser bar arrays incorporating diamond/copper expansion matched materials
    Patent number: 7660335
    Abstract: A laser diode array having a plurality of diode bars bonded by a hard solder to expansion matched spacers and mounted on a gas or liquid cooled heatsink. The spacers are formed of a material such as copper/diamond composite material having a thermal expansion that closely matches that of the laser bars.
    Type: Grant
    Filed: April 17, 2008
    Date of Patent: February 9, 2010
    Assignee: Lasertel, Inc.
    Inventors: Prabhu Thiagarajan, Mark McElhinney, John J. Cahill