Patents by Inventor Jun Maehara

Jun Maehara 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).

  • Laser beam processing machine
    Patent number: 8263900
    Abstract: A laser beam processing machine is provided which includes a laser beam irradiation unit including a laser beam oscillation unit and a processing head provided with a condenser lens condensing a laser beam oscillated from the laser beam oscillation unit. The processing head includes a liquid column forming mechanism provided with a jet nozzle adapted to jet liquid along an optical path for the laser beam condensed by the condenser lens, and a water droplet suction mechanism disposed below the liquid column forming mechanism and provided with an insertion passage through which a liquid column jetted from the jet nozzle is passed and with an annular suction port formed to surround the insertion passage and communicate with suction means.
    Type: Grant
    Filed: August 10, 2010
    Date of Patent: September 11, 2012
    Assignee: Disco Corporation
    Inventors: Jun Maehara, Yukio Morishige
  • LASER BEAM PROCESSING MACHINE
    Publication number: 20110042362
    Abstract: A laser beam processing machine is provided which includes a laser beam irradiation unit including a laser beam oscillation unit and a processing head provided with a condenser lens condensing a laser beam oscillated from the laser beam oscillation unit. The processing head includes a liquid column forming mechanism provided with a jet nozzle adapted to jet liquid along an optical path for the laser beam condensed by the condenser lens, and a water droplet suction mechanism disposed below the liquid column forming mechanism and provided with an insertion passage through which a liquid column jetted from the jet nozzle is passed and with an annular suction port formed to surround the insertion passage and communicate with suction means.
    Type: Application
    Filed: August 10, 2010
    Publication date: February 24, 2011
    Applicant: DISCO CORPORATION
    Inventors: Jun Maehara, Yukio Morishige