Patents by Inventor Yun Dien Lien

Yun Dien Lien 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).

  • Telescopic multi-color inkpad assembly with easy-demountable-and-assembled inkpad bases
    Patent number: 7267054
    Abstract: The present invention is to provide a telescopic multi-color inkpad assembly with easy-demountable-and-assembling inkpad bases. The inkpad base can be freely demounted from and assembled to the base so that it is convenient for the user to grasp the inkpad. Color-staining problem between two neighboring inkpads is prevented and the base can freely extend to open and contract to close causing variant configurations and shapes.
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: September 11, 2007
    Assignee: Yi Yao Co., Ltd.
    Inventor: Yun Dien Lien
  • Telescopic multi-color inkpad assembly with easy-demountable-and-assembled inkpad bases
    Publication number: 20060090659
    Abstract: The present invention is to provide a telescopic multi-color inkpad assembly with easy-demountable-and-assembling inkpad bases. The inkpad base can be freely demounted from and assembled to the base so that it is convenient for the user to grasp the inkpad. Color-staining problem between two neighboring inkpads is prevented and the base can freely extend to open and contract to close causing variant configurations and shapes.
    Type: Application
    Filed: March 28, 2005
    Publication date: May 4, 2006
    Applicant: YI YAO CO., LTD.
    Inventor: Yun Dien Lien
  • Ink pad assembly
    Patent number: D515620
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: February 21, 2006
    Assignee: Yi Yao Co., Ltd.
    Inventor: Yun Dien Lien