Patents by Inventor Yonghua REN

Yonghua REN 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).

  • Marine monitoring buoy with improved structure
    Patent number: 10850810
    Abstract: A marine monitoring buoy with an improved structure belongs to the technical field of marine buoys. The marine monitoring buoy includes a first buoy body, a cylindrical portion and a conical portion. A vertical through hole is disposed in the first buoy body, a horizontal through hole is disposed in an upper part of the cylindrical portion, an upper end of the vertical through hole extends to the cylindrical portion and is in communication with the horizontal through hole, a lower end of the vertical through hole penetrates through the conical portion, a wind power generator is disposed in the vertical through hole, two guiding grooves are disposed on a side wall of a lower part of the vertical through hole, a metal piston rod is disposed in the vertical through hole.
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: December 1, 2020
    Inventors: Huiwen Cai, Tiejun Li, Yonghua Ren
  • MARINE MONITORING BUOY WITH IMPROVED STRUCTURE
    Publication number: 20200172203
    Abstract: A marine monitoring buoy with an improved structure belongs to the technical field of marine buoys. The marine monitoring buoy includes a first buoy body, a cylindrical portion and a conical portion. A vertical through hole is disposed in the first buoy body, a horizontal through hole is disposed in an upper part of the cylindrical portion, an upper end of the vertical through hole extends to the cylindrical portion and is in communication with the horizontal through hole, a lower end of the vertical through hole penetrates through the conical portion, a wind power generator is disposed in the vertical through hole, two guiding grooves are disposed on a side wall of a lower part of the vertical through hole, a metal piston rod is disposed in the vertical through hole.
    Type: Application
    Filed: November 28, 2019
    Publication date: June 4, 2020
    Inventors: Huiwen CAI, Tiejun LI, Yonghua REN