Patents by Inventor Pei-Hsiung Liu

Pei-Hsiung Liu 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).

  • Electronic thermometer with a directionally adjustable LCD display
    Patent number: 6935777
    Abstract: An electronic thermometer with a directionally adjustable LCD display is disclosed. The thermometer includes a control circuit and a display wherein the display is provided with identifiable signals capable of identifying characters and/or symbols in multiple directions, characterized in that the thermometer is provided with a direction sensing element such that the thermometer, under normal operating direction, is in an upright position facing the user, and if the thermometer is reversed, the direction sensing element due to the gravity will produce a directional signal and the control circuit of the thermometer receives the signal which immediately outputs to the display device to produce an upright display signal to the user whereby the display shows upright characters and/or symbols in multiple directions. As a consequence, the electronic thermometer can adjust to provide an upright display regardless of whether the user uses the left hand or right hand to hold the thermometer.
    Type: Grant
    Filed: December 10, 2003
    Date of Patent: August 30, 2005
    Assignee: Actherm Inc.
    Inventors: Pei-Hsiung Liu, Chih-Wei Hsieh
  • Electronic thermometer with a directionally adjustable LCD display
    Publication number: 20040125854
    Abstract: An electronic thermometer with a directionally adjustable LCD display is disclosed. The thermometer includes a control circuit and a display wherein the display is provided with identifiable signals capable of identifying characters and/or symbols in multiple directions, characterized in that the thermometer is provided with a direction sensing element such that the thermometer, under normal operating direction, is in an upright position facing the user, and if the thermometer is reversed, the direction sensing element due to the gravity will produce a directional signal and the control circuit of the thermometer receives the signal which immediately outputs to the display device to produce an upright display signal to the user whereby the display shows upright characters and/or symbols in multiple directions. As a consequence, the electronic thermometer can adjust to provide an upright display regardless of whether the user uses the left hand or right hand to hold the thermometer.
    Type: Application
    Filed: December 10, 2003
    Publication date: July 1, 2004
    Inventors: Pei-Hsiung Liu, Chih-Wei Hsieh
  • Knife sharpener
    Patent number: D475599
    Type: Grant
    Filed: September 23, 2002
    Date of Patent: June 10, 2003
    Inventor: Pei-Hsiung Liu
  • Garden tool
    Patent number: D600518
    Type: Grant
    Filed: September 12, 2008
    Date of Patent: September 22, 2009
    Inventor: Pei-Hsiung Liu
  • Garden shear
    Patent number: D702516
    Type: Grant
    Filed: January 23, 2013
    Date of Patent: April 15, 2014
    Inventor: Pei-Hsiung Liu