Patents by Inventor Chi-Jen Hsueh

Chi-Jen Hsueh 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).

  • Rotary knob structure
    Patent number: 6876313
    Abstract: A rotary knob, particularly an illuminant rotary knob, provides function selection and execution through single-handed operation. The invention includes a light transparent light guide to couple with a compiling controller to facilitate user operations. A plurality of illuminant elements are located around the compiling controller to project light through the light guide to give the rotary knob an illuminant effect.
    Type: Grant
    Filed: April 10, 2002
    Date of Patent: April 5, 2005
    Assignee: Silitek Corporation
    Inventors: I Hsiung, Chi-Jen Hsueh
  • Key structure
    Patent number: 6653586
    Abstract: A keyboard key structure adopted for use on a larger sized key to provide users more effective depressing movements on the key includes two elastic domes to support a key cap in a non-depressed position. The two elastic domes are designed in an unsymmetrical fashion to equip with different compression displacements and flexibility and enable the key cap to move in one direction to reach a depressed position and complete signal input.
    Type: Grant
    Filed: April 2, 2002
    Date of Patent: November 25, 2003
    Assignee: Industrial Technology Research Institute
    Inventors: I Hsiung, Chi-Jen Hsueh
  • Rotary knob structure
    Publication number: 20030112160
    Abstract: A rotary knob, particularly an illuminant rotary knob, provides function selection and execution through single-handed operation. The invention includes a light transparent light guide to couple with a compiling controller to facilitate user operations. A plurality of illuminant elements are located around the compiling controller to project light through the light guide to give the rotary knob an illuminant effect.
    Type: Application
    Filed: April 10, 2002
    Publication date: June 19, 2003
    Inventors: I Hsiung, Chi-Jen Hsueh
  • Key structure
    Publication number: 20030106780
    Abstract: A keyboard key structure adopted for use on a larger sized key to provide users more effective depressing movements on the key includes two elastic domes to support a key cap in a non-depressed position. The two elastic domes are designed in an unsymmetrical fashion to equip with different compression displacements and flexibility and enable the key cap to move in one direction to reach a depressed position and complete signal input.
    Type: Application
    Filed: April 2, 2002
    Publication date: June 12, 2003
    Inventors: I Hsiung, Chi-Jen Hsueh