Patents by Inventor Michael Philip Gray

Michael Philip Gray 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).

  • Fluid dispenser
    Patent number: 11612907
    Abstract: A dispenser capable of dispensing a fluid via a vertically-oriented piezo device comprises a reservoir in the form of a replaceable cartridge containing a fluid to be dispensed, a planar piezo element having front and rear surfaces and which in use is oriented with its plane vertical and which is drivable to vibrate and thereby dispense fluid from the front surface, and a pump to draw a predetermined amount, or dose, of fluid from the reservoir and to drive the dose of fluid at a predetermined above-atmospheric pressure to the rear surface of the piezo element for dispensing.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: March 28, 2023
    Assignee: Vectair Systems Limited
    Inventors: Robert Dix, Rebecca Anne Nelson, Jonathan Patrick Waller, Michael Philip Gray, Frederick Charles Ridout
  • Fluid Dispenser
    Publication number: 20200122181
    Abstract: A dispenser capable of dispensing a fluid via a vertically-oriented piezo device comprises a reservoir in the form of a replaceable cartridge containing a fluid to be dispensed, a planar piezo element having front and rear surfaces and which in use is oriented with its plane vertical and which is drivable to vibrate and thereby dispense fluid from the front surface, and a pump to draw a predetermined amount, or dose, of fluid from the reservoir and to drive the dose of fluid at a predetermined above-atmospheric pressure to the rear surface of the piezo element for dispensing.
    Type: Application
    Filed: October 17, 2019
    Publication date: April 23, 2020
    Inventors: Robert Dix, Rebecca Anne Nelson, Jonathan Patrick Waller, Michael Philip Gray, Frederick Charles Ridout