Patents by Inventor Wen-Chin Chou

Wen-Chin Chou 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).

  • Abutment assembly for dental implant
    Patent number: 8113835
    Abstract: An abutment assembly for use with a dental implant unit includes a metal pedestal unit which has a fitting bushing adapted to fittingly engage a tubular fitted wall of an implant member, a ceramic abutment body which has an annular cut-out in a bottom wall thereof to be mounted on the pedestal unit, and a tubular packing member which has a bearing ledge on an inner peripheral surface to be pressed by a bolt member when the bolt member is threadedly engaged with the implant member, and a pressing region on an outer peripheral surface to be brought to intimately abut against a pressed region of an inner tubular wall surface of the abutment wall so as to place the abutment body in a tightened position.
    Type: Grant
    Filed: April 21, 2009
    Date of Patent: February 14, 2012
    Assignee: Pou Yu Biotechnology Co., Ltd.
    Inventors: Hong-Tzong Yau, Wen-Chin Chou
  • ABUTMENT ASSEMBLY FOR DENTAL IMPLANT
    Publication number: 20100266985
    Abstract: An abutment assembly for use with a dental implant unit includes a metal pedestal unit which has a fitting bushing adapted to fittingly engage a tubular fitted wall of an implant member, a ceramic abutment body which has an annular cut-out in a bottom wall thereof to be mounted on the pedestal unit, and a tubular packing member which has a bearing ledge on an inner peripheral surface to be pressed by a bolt member when the bolt member is threadedly engaged with the implant member, and a pressing region on an outer peripheral surface to be brought to intimately abut against a pressed region of an inner tubular wall surface of the abutment wall so as to place the abutment body in a tightened position.
    Type: Application
    Filed: April 21, 2009
    Publication date: October 21, 2010
    Applicant: Pou Yu Biotechnology Co., Ltd.
    Inventors: Hong-Tzong Yau, Wen-Chin Chou