Patents by Inventor Pai-Hsien Chen

Pai-Hsien Chen 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).

  • Multifunctional paper shredder
    Patent number: 7213780
    Abstract: Disclosed is a sliding panel structure of a multifunctional paper shredder, the paper shredder includes a housing having an interior space, an installing section at the top, an accommodating space at the bottom, and a feeding slot under the installing section. A pair of rolling blade wheels are disposed under the feeding slot which has a pressing wall surface extended vertically downward and aligned with the middle of the rolling blade wheels. An accommodating section is defined at the top of the housing, and a positioning section having at least one sliding groove is disposed at an inner side of the accommodating section. A sliding panel, having a plurality of slots is slidably installed in the accommodating section, having a positioning pin disposed in the positioning section correspondingly, and at least one slide pin embedded into the sliding groove for guiding the movement of the sliding panel.
    Type: Grant
    Filed: February 9, 2005
    Date of Patent: May 8, 2007
    Assignee: Aurora Global Investment Ltd.
    Inventor: Pai-Hsien Chen
  • Sliding panel structure of a multifunctional paper shredder
    Publication number: 20060175444
    Abstract: Disclosed is a sliding panel structure of a multifunctional paper shredder, the paper shredder includes a housing having an interior space, an installing section at the top, an accommodating space at the bottom, and a feeding slot under the installing section. A pair of rolling blade wheels are disposed under the feeding slot which has a pressing wall surface extended vertically downward and aligned with the middle of the rolling blade wheels. An accommodating section is defined at the top of the housing, and a positioning section having at least one sliding groove is disposed at an inner side of the accommodating section. A sliding panel, having a plurality of slots is slidably installed in the accommodating section, having a positioning pin disposed in the positioning section correspondingly, and at least one slide pin embedded into the sliding groove for guiding the movement of the sliding panel.
    Type: Application
    Filed: February 9, 2005
    Publication date: August 10, 2006
    Inventor: Pai-Hsien Chen
  • Foldable electronic device with dual display screens
    Patent number: D1018527
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: March 19, 2024
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Han-Tsai Liu, Jyh-Chyang Tzou, Cheng-Shiue Jan, Yao-Hsien Yang, Pai-Feng Chen, I-Hao Chen