Patents by Inventor Licheng Tseng

Licheng Tseng 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).

  • Patent number: 11774327
    Abstract: A sampling needle is provided for piercing a septum of a vial containing a sample and aspirating the sample from the vial. The needle may include: a tubular core having a lumen extending therethrough and a piercing end, wherein the tubular core is formed of a bioinert material; a hollow support encircling the tubular core with the piercing end extending outwardly from the support, wherein the support is formed of a rigid material; and a bioinert coating covering a portion of the support adjacent the piercing end, wherein the tubular core and the covering isolates the support from the sample.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: October 3, 2023
    Assignee: Dionex Corporation
    Inventors: Daniel Hoffmeyer, Licheng Tseng
  • Publication number: 20220205876
    Abstract: A sampling needle is provided for piercing a septum of a vial containing a sample and aspirating the sample from the vial. The needle may include: a tubular core having a lumen extending therethrough and a piercing end, wherein the tubular core is formed of a bioinert material; a hollow support encircling the tubular core with the piercing end extending outwardly from the support, wherein the support is formed of a rigid material; and a bioinert coating covering a portion of the support adjacent the piercing end, wherein the tubular core and the covering isolates the support from the sample.
    Type: Application
    Filed: December 29, 2020
    Publication date: June 30, 2022
    Inventors: Daniel Hoffmeyer, Licheng Tseng
  • Patent number: 5836496
    Abstract: A phone presentation device for holding and displaying a portable telephone handset within an automotive vehicle has a housing, an adjustable cradle attached to an inner surface of the housing, and a pivoting mount member for pivotally mounting the housing to a trim piece in the vehicle for movement between a stowed position hidden from view within a depression in the trim piece and a deployed position in which the handset is presented for use. The adjustable cradle has an elongate base member with a handset receiving section, a fixed grip mounted on a first end of the base member, an adjustable grip mounted on a second end of the base member for movement between a first position biasing the handset longitudinally toward the fixed grip and a second position in which the handset may be released from the fixed grip, and a pair of springs for biasing the adjustable grip between the first and second positions.
    Type: Grant
    Filed: June 6, 1997
    Date of Patent: November 17, 1998
    Assignee: Ford Motor Company
    Inventors: David Hastings Levin, Jonathan Paul Grasso, Licheng Tseng
  • Patent number: D757957
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: May 31, 2016
    Assignee: DIONEX CORPORATION
    Inventors: Khosro Moshfegh, Aung Hein, Licheng Tseng