Patents by Inventor Weifeng Zeng

Weifeng Zeng 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).

  • Publication number: 20250177083
    Abstract: A robust and low-cost surgical microscope is created by incorporating commercial binoculars intended for close focusing into a housing having a contained mirror system providing both a diversion of the optical path and a reduced distance between the microscope and surgical site thus adapting these binoculars for ergonomic surgical application.
    Type: Application
    Filed: December 4, 2023
    Publication date: June 5, 2025
    Inventors: Sahand Eftekari, Ellen Shaffrey, Samuel Poore, Weifeng Zeng, Aaron Dingle
  • Publication number: 20250144647
    Abstract: The present disclosure provides a handheld showerhead and showerhead assembly comprising the handheld showerhead. The handheld showerhead comprises a water passing component, a first water outlet component, a second water outlet component, a switching component. The switching component of the present disclosure can be used in different shapes of the handheld showerhead; and has a small rotation stroke which makes it easier for the user to switch. The handheld showerhead can be fixed in the top spray showerhead without additional socket.
    Type: Application
    Filed: January 14, 2024
    Publication date: May 8, 2025
    Inventors: HEWEI LIU, WEIFENG ZENG, RUIQIANG ZHANG
  • Publication number: 20240337094
    Abstract: A holder device for a shower apparatus includes a seat body, a waterway switching device, a filter element and an attaching seat. One end of the seat body forms a closed end, and a waterway switching device is disposed at another end of the seat body. An outer wall of the seat body is provided with a water inlet port, a first water outlet port and a second water outlet port. The first water outlet port is arranged on a side adjacent to the closed end, the first water outlet port is configured to be connected to an overhead shower, and the second water outlet port is configured to be connected to a handheld water outlet device. controlling water to flow out from the first water outlet port and/or the second water outlet port. The water flow is controlled by the waterway switching device to be in communication with the first water outlet port or/and the second water outlet port.
    Type: Application
    Filed: April 10, 2024
    Publication date: October 10, 2024
    Inventors: Hewei LIU, Weifeng ZENG, Ruiqiang ZHANG
  • Patent number: 12006668
    Abstract: A connecting device for a shower apparatus includes a shower column and a waterway switching device. The shower column is composed of a bending segment and a straight rod segment. A projection length of the shower column along the vertical projection plane Y is L1, L1 is between 210 mm and 310 mm, and a projection length of the shower column along the horizontal projection plane X is L2, L2 is between 290 mm and 350 mm, the length of the shower column of the present application is significantly shortened, and the logistics cost for transporting the same number of products is greatly reduced.
    Type: Grant
    Filed: January 30, 2023
    Date of Patent: June 11, 2024
    Assignee: XIAMEN RAINSHOWER CO., LTD.
    Inventors: Hewei Liu, Weifeng Zeng, Ruiqiang Zhang
  • Publication number: 20230405613
    Abstract: A showerhead with a water passage switching structure is provided according to the present application. The showerhead includes a seat body, a water outlet body assembly, a water distribution valve and a knob. The water distribution valve is provided with at least one water distribution hole, and a water inlet end face of the water outlet body assembly is provided with several water-passing openings in a circumferential track with respect to the at least one water distribution hole, the water distribution valve is driven by the knob to rotate by 360°, thus, the water distribution valve, when rotating, can switch the at least one water distribution hole to be in communication between the water-passing openings.
    Type: Application
    Filed: April 12, 2023
    Publication date: December 21, 2023
    Inventors: Hewei LIU, Weifeng ZENG, Zhengqi ZHU
  • Publication number: 20230311135
    Abstract: The invention discloses a multifunctional shower, which includes a body, a water outlet assembly, a water channel switching device and a water stop device. The inner cavity of the body is hollow and has a handle; The shower water inlet channel and the spray gun water inlet channel are separated, and there is a water passage hole connected to the outlet end of the shower water inlet channel; the water channel switching device and the water stop device are set in the body, and by adjusting the water channel switching device, The water flow selectively flows to the shower water inlet channel or the spray gun water inlet channel; by adjusting the water stop device, the shower can be switched between the water stop state and the water flow state.
    Type: Application
    Filed: April 3, 2023
    Publication date: October 5, 2023
    Inventors: Hewei LIU, Weifeng ZENG, Ruiqiang ZHANG
  • Publication number: 20230295905
    Abstract: A connecting device for a shower apparatus includes a shower column and a waterway switching device. The shower column is composed of a bending segment and a straight rod segment. A projection length of the shower column along the vertical projection plane Y is L1, L1 is between 210 mm and 310 mm, and a projection length of the shower column along the horizontal projection plane X is L2, L2 is between 290 mm and 350 mm, the length of the shower column of the present application is significantly shortened, and the logistics cost for transporting the same number of products is greatly reduced.
    Type: Application
    Filed: January 30, 2023
    Publication date: September 21, 2023
    Inventors: Hewei LIU, Weifeng ZENG, Ruiqiang ZHANG
  • Patent number: D975240
    Type: Grant
    Filed: July 4, 2021
    Date of Patent: January 10, 2023
    Inventors: Binghuo Zhu, Weifeng Zeng, Ruiqiang Zhang
  • Patent number: D1031923
    Type: Grant
    Filed: September 16, 2022
    Date of Patent: June 18, 2024
    Assignee: XIAMEN RAINSHOWER CO., LTD.
    Inventors: Hewei Liu, Weifeng Zeng, Ruiqiang Zhang, Zhengqi Zhu
  • Patent number: D1031927
    Type: Grant
    Filed: September 17, 2022
    Date of Patent: June 18, 2024
    Assignee: XIAMEN RAINSHOWER CO., LTD.
    Inventors: Hewei Liu, Weifeng Zeng, Ruiqiang Zhang, Zhengqi Zhu
  • Patent number: D1032784
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: June 25, 2024
    Assignee: XIAMEN RAINSHOWER CO., LTD.
    Inventors: Hewei Liu, Weifeng Zeng, Ruiqiang Zhang