Patents by Inventor Yuenyu Wong

Yuenyu Wong 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).

  • Laser leveling tool with improved laser pattern projection
    Patent number: 11668564
    Abstract: A laser leveling tool comprising: a laser source configured to emit a laser beam; and a digital laser beam projection system which transmits the laser beam emitted from the laser source and converts the laser beam into a projection pattern that is to be projected to a target surface; wherein the digital laser beam projection system comprises a pixel panel arranged to receive the laser beam emitted from the laser source and comprising pixel units which are selectively activated to reflect or transmit the laser beam, the reflected or transmitted laser beam conforming to a desired projection pattern to form a patterned laser beam.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: June 6, 2023
    Assignee: Robert Bosch GmbH
    Inventors: Chi Fung Chan, Hopong Cheung, Yuenyu Wong, Ben-Hur Seneca
  • Laser Leveling Tool with Improved Laser Pattern Projection
    Publication number: 20210325184
    Abstract: A laser leveling tool comprising: a laser source configured to emit a laser beam; and a digital laser beam projection system which transmits the laser beam emitted from the laser source and converts the laser beam into a projection pattern that is to be projected to a target surface; wherein the digital laser beam projection system comprises a pixel panel arranged to receive the laser beam emitted from the laser source and comprising pixel units which are selectively activated to reflect or transmit the laser beam, the reflected or transmitted laser beam conforming to a desired projection pattern to form a patterned laser beam.
    Type: Application
    Filed: September 12, 2018
    Publication date: October 21, 2021
    Inventors: Chi Fung Chan, Hopong Cheung, Yuenyu Wong, Ben-Hur Seneca