Patents by Inventor Norith Tan

Norith Tan 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).

  • Composite cross-over diffuser for a centrifugal pump, centrifugal pump comprising the same and corresponding manufacturing process
    Patent number: 12650131
    Abstract: The present disclosure concerns a composite diffuser for a centrifugal pump, the composite diffuser comprising a diffuser housing assembly at least partially delimiting an impeller shaft-receiving opening and having upstream and downstream sides, the diffuser housing assembly being at least partially formed in a first material; and a plurality of vanes mounted to or formed integral with the upstream side of the diffuser housing assembly and protruding therefrom, at least one of the plurality of vanes comprising a reinforcing vane portion formed in a second material different from the first material. It also concerns a centrifugal pump comprising such a composite diffuser, and a process for manufacturing a composite diffuser.
    Type: Grant
    Filed: August 25, 2022
    Date of Patent: June 9, 2026
    Assignee: WATERAX INC.
    Inventors: Frederic Lefrancois, Norith Tan, Rabih Bouyakdan, Jonathan Bousquet, Raffaele Gerbasi
  • COMPOSITE CROSS-OVER DIFFUSER FOR A CENTRIFUGAL PUMP, CENTRIFUGAL PUMP COMPRISING THE SAME AND CORRESPONDING MANUFACTURING PROCESS
    Publication number: 20240360840
    Abstract: The present disclosure concerns a composite diffuser for a centrifugal pump, the composite diffuser comprising a diffuser housing assembly at least partially delimiting an impeller shaft-receiving opening and having upstream and downstream sides, the diffuser housing assembly being at least partially formed in a first material; and a plurality of vanes mounted to or formed integral with the upstream side of the diffuser housing assembly and protruding therefrom, at least one of the plurality of vanes comprising a reinforcing vane portion formed in a second material different from the first material. It also concerns a centrifugal pump comprising such a composite diffuser, and a process for manufacturing a composite diffuser.
    Type: Application
    Filed: August 25, 2022
    Publication date: October 31, 2024
    Inventors: Frederic Lefrancois, Norith Tan, Rabih Bouyakdan, Jonathan Bousquet, Raffaele Gerbasi