Patents by Inventor Bilei Wang

Bilei Wang 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).

  • Line marker
    Patent number: 7299558
    Abstract: A line marker includes a housing having a receiving cavity and an opening communicating with the receiving cavity, a retracting unit supported within the receiving cavity of the housing, an operating cable having an inner coupling end coupling with the retracting unit and an outer control end extending out of the receiving cavity through the opening, and an indicating element container supported in the housing, wherein the indicating element container includes an absorbing element disposed therein to absorb the indicating element, wherein the operating portion of the operating cable contacts with the absorbing element to evenly apply the indicating element along the operating cable when the operating cable is pulled out from the housing for marking a straight line on a surface.
    Type: Grant
    Filed: May 19, 2006
    Date of Patent: November 27, 2007
    Assignee: Leiyu (Shanghai) Packaging Products Co., Ltd.
    Inventor: Bilei Wang
  • Line marker
    Publication number: 20060260145
    Abstract: A line marker includes a housing having a receiving cavity and an opening communicating with the receiving cavity, a retracting unit supported within the receiving cavity of the housing, an operating cable having an inner coupling end coupling with the retracting unit and an outer control end extending out of the receiving cavity through the opening, and an indicating element container supported in the housing, wherein the indicating element container includes an absorbing element disposed therein to absorb the indicating element, wherein the operating portion of the operating cable contacts with the absorbing element to evenly apply the indicating element along the operating cable when the operating cable is pulled out from the housing for marking a straight line on a surface.
    Type: Application
    Filed: May 19, 2006
    Publication date: November 23, 2006
    Inventor: Bilei Wang