Patents by Inventor John Robert Budden

John Robert Budden 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).

  • Optical baffle for a laser sensor for determining a liquid level
    Patent number: 11747530
    Abstract: An optical baffle and combination with a laser sensor of especial applicability in attenuating off-axis laser light in the use of a laser sensor for determining the height of a liquid level or distance to a surface detectable through a pipe.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: September 5, 2023
    Assignees: Laser Technology, Inc., Kama-Tech (HK) Limited
    Inventors: John Robert Budden, Jeremy G. Dunne
  • OPTICAL BAFFLE FOR A LASER SENSOR
    Publication number: 20220390655
    Abstract: An optical baffle and combination with a laser sensor of especial applicability in attenuating off-axis laser light in the use of a laser sensor for determining the height of a liquid level or distance to a surface detectable through a pipe.
    Type: Application
    Filed: June 8, 2021
    Publication date: December 8, 2022
    Applicants: Laser Technology, Inc., Kama-Tech (HK) Limited
    Inventors: John Robert Budden, Jeremy G. Dunne