Patents by Inventor Guoxiang Chen

Guoxiang Chen 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: 11958730
    Abstract: A carrier vehicle includes a front frame and a rear frame conveniently attachable to and detachable from the front frame. The front frame includes a frame body, at least one battery structure installed along an inner front side wall of the frame body and a connecting rod wheel component at a transverse bottom of the frame body. The rear frame comprises an operating handle, a handle joint base, a hydraulic component having an oil cylinder, a bearing component and a driving assembly. A bottom end of the operating handle is rotatably connected to the handle joint base, which includes a joint fixing base and a microswitch. The bearing component includes a bearing bridge having bridge lugs detachably connected to ends thereof, and a middle part sleeved on the oil cylinder. The front frame and rear frame are transportable in a separated compact configuration, with later simple and fast assembly.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: April 16, 2024
    Assignee: ZHEJIANG E-P EQUIPMENT CO., LTD.
    Inventors: Hongpeng Xu, Li Chen, Yongxian Ke, Tao Huang, Guoxiang Yang
  • Publication number: 20070045529
    Abstract: A data processing engine for an automated mass spectrometry system is provided that identifies analyte and spike peak locations in spectral data based upon mass spectrometer tunings and solution identities. The data processing engine calculates analyte concentrations based upon spectral responses at the identified peak locations.
    Type: Application
    Filed: January 11, 2006
    Publication date: March 1, 2007
    Inventors: Libo Cao, Christopher Janko, Guoxiang Chen