Patents by Inventor Duanjun Lu

Duanjun Lu 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).

  • Test lead assembly and measurement device
    Patent number: 10054614
    Abstract: A test lead assembly includes a first test lead having a first cable extending between a distal end and a proximal end, a first test probe attached to the distal end and a first plug attached to the proximal end; a second test lead having a second cable extending between a distal end and a proximal end, a second test probe attached to the distal end, and a second plug attached to the proximal end; and a fastener member for repeatedly releasably engaging at least a portion of the first cable with at least a portion of the second cable along a length of the first and second cables. The test lead assembly and a measurement device incorporating the test lead assembly can avoid or at least reduce knotting of the test leads.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: August 21, 2018
    Assignee: Fluke Corporation
    Inventors: Hua Qiu, Duanjun Lu, Jinbo He
  • TEST LEAD ASSEMBLY AND MEASUREMENT DEVICE
    Publication number: 20170059614
    Abstract: A test lead assembly includes a first test lead having a first cable extending between a distal end and a proximal end, a first test probe attached to the distal end and a first plug attached to the proximal end; a second test lead having a second cable extending between a distal end and a proximal end, a second test probe attached to the distal end, and a second plug attached to the proximal end; and a fastener member for repeatedly releasably engaging at least a portion of the first cable with at least a portion of the second cable along a length of the first and second cables. The test lead assembly and a measurement device incorporating the test lead assembly can avoid or at least reduce knotting of the test leads.
    Type: Application
    Filed: September 2, 2016
    Publication date: March 2, 2017
    Inventors: Hua Qiu, Duanjun Lu, Jinbo He