Patents by Inventor Yu-Ming Shih

Yu-Ming Shih 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).

  • Power saving device for visible laser diode apparatus
    Patent number: 5930277
    Abstract: The invention relates to a power saving device for a visible laser diode apparatus. The invention is designed in accordance with the principle of visual persistence and the specific photo-electrical characteristics of a laser diode. In accordance with the power saving device of the invention, it can save the power consumption of a visible laser diode apparatus, enhance the heat dissipating efficiency and prolong the lifetime of a laser diode.
    Type: Grant
    Filed: November 26, 1996
    Date of Patent: July 27, 1999
    Assignee: Tony Investment Co., Ltd.
    Inventor: Yu-Ming Shih
  • Visible laser diode module
    Patent number: 5845982
    Abstract: The invention, relates to a visible laser diode module, comprises a laser diode dice, a submount, and a heat dissipating metal block. A dice is mounted on a submount, and then exposedly mounted on a heat dissipating metal block. The heat dissipating metal block further comprises a conductive pad which is electrically insulated to the heat dissipating metal block and is used for electrically coupling to the laser diode dice.
    Type: Grant
    Filed: September 17, 1997
    Date of Patent: December 8, 1998
    Assignee: Tony Investment Co., Ltd.
    Inventor: Yu-Ming Shih