Patents by Inventor Mitsuya Hashii

Mitsuya Hashii 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 OLB apparatus and method of mounting semiconductor device
    Patent number: 5359203
    Abstract: A laser OLB apparatus includes an XY table; a bonding laser source for irradiating bonding parts between bonding lands of a substrate and leads of a semiconductor device located on the substrate thereby bonding the bonding parts; a recognition device for recognizing whether the leads of the semiconductor device are free of flexure and deviation; and a control unit for controlling the XY table and the laser source so that bonding is conducted only when the recognition device has recognized that the leads are free of flexure and deviation.
    Type: Grant
    Filed: June 2, 1993
    Date of Patent: October 25, 1994
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Mitsuya Hashii, Haruo Shimamoto, Hideya Yagoura