Patents by Inventor Jacob B. LEE

Jacob B. LEE 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).

  • Cavitation pump unit
    Patent number: 10415602
    Abstract: Provided is a cavitation pump unit. The cavitation pump unit includes a motor, a shaft axially mounted on a motor shaft, a plurality of impellers disposed at a predetermined distance along a circumferential surface of the shaft, and a housing surrounding the shaft and the plurality of impellers. The plurality of impellers includes cutter parts each of which protrudes to be inclined toward an inner surface of the housing in one direction, and cavitation grooves recessed inward in directions facing each other are defined in both side surfaces of each of the cutter parts.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: September 17, 2019
    Inventor: Jacob B. Lee
  • CAVITATION PUMP UNIT
    Publication number: 20180209448
    Abstract: Provided is a cavitation pump unit. The cavitation pump unit includes a motor, a shaft axially mounted on a motor shaft, a plurality of impellers disposed at a predetermined distance along a circumferential surface of the shaft, and a housing surrounding the shaft and the plurality of impellers. The plurality of impellers includes cutter parts each of which protrudes to be inclined toward an inner surface of the housing in one direction, and cavitation grooves recessed inward in directions facing each other are defined in both side surfaces of each of the cutter parts.
    Type: Application
    Filed: March 28, 2017
    Publication date: July 26, 2018
    Inventor: Jacob B. LEE