Patents by Inventor Yi-Chuan Li

Yi-Chuan Li 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).

  • Multi-stage hinge assembly and electrical device
    Patent number: 7543358
    Abstract: A multi-stage hinge assembly connected between first and second shell portions includes a first component, a second component and a connecting portion. At least one part of the first component is fixed to the first shell portion. A pivot extends from one side of the first component along a rotating axis. A protrusion is disposed on the pivot. At least one part of the second component is fixed to the second shell portion. The connecting portion is disposed beside the second component and pivots on the pivot. When the first component rotates relative to the second component, the pivot or connecting portion rotates about the rotating axis. First and second trenches are disposed in the connecting portion and separate it into first and second connecting portions. The first and second trenches are connected together and have different widths. The protrusion slides in the first or second trench.
    Type: Grant
    Filed: February 10, 2005
    Date of Patent: June 9, 2009
    Assignee: Asustek Computer Inc.
    Inventors: San-Feng Lin, Yi-Chuan Li
  • Electronic device and button structure
    Patent number: 7085130
    Abstract: A button structure is disposed on a housing and the housing has at least one opening. The button structure includes at least one button portion and a supporting frame. The button portion has a first portion and a second portion. The first portion is fixed on the housing. The second portion covers the opening. The supporting frame is set in the opening. The supporting frame is connected with the housing and faces the second portion. An electronic apparatus, which includes a housing and a button structure, is also provided.
    Type: Grant
    Filed: September 30, 2004
    Date of Patent: August 1, 2006
    Assignee: ASUSTeK Computer Inc.
    Inventors: San-Feng Lin, Yi-Chuan Li
  • Multi-stage hinge assembly and electrical device
    Publication number: 20050204509
    Abstract: A multi-stage hinge assembly connected between first and second shell portions includes a first component, a second component and a connecting portion. At least one part of the first component is fixed to the first shell portion. A pivot extends from one side of the first component along a rotating axis. A protrusion is disposed on the pivot. At least one part of the second component is fixed to the second shell portion. The connecting portion is disposed beside the second component and pivots on the pivot. When the first component rotates relative to the second component, the pivot or connecting portion rotates about the rotating axis. First and second trenches are disposed in the connecting portion and separate it into first and second connecting portions. The first and second trenches are connected together and have different widths. The protrusion slides in the first or second trench.
    Type: Application
    Filed: February 10, 2005
    Publication date: September 22, 2005
    Inventors: San-Feng Lin, Yi-Chuan Li
  • Electronic device and button structure
    Publication number: 20050180099
    Abstract: A button structure is disposed on a housing and the housing has at least one opening. The button structure includes at least one button portion and a supporting frame. The button portion has a first portion and a second portion. The first portion is fixed on the housing. The second portion covers the opening. The supporting frame is set in the opening. The supporting frame is connected with the housing and faces the second portion. An electronic apparatus, which includes a housing and a button structure, is also provided.
    Type: Application
    Filed: September 30, 2004
    Publication date: August 18, 2005
    Inventors: San-Feng Lin, Yi-Chuan Li