Patents by Inventor Kok Hwa LIEW

Kok Hwa LIEW 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).

  • Patent number: 11910839
    Abstract: A case for an aerosol-generating device is provided, the case including a housing; a holder to receive a portion of the device, the holder being movably couplable to the housing and movable relative to the housing between an open position configured to receive the device and a closed position configured to store the device; a holder position detector configured to detect whether the holder is in the open position or the closed position, the holder position detector including circuitry configured to determine a position of the holder relative to the housing; a power supply; an electrical connector configured to electrically connect the power supply to an aerosol-generating device received in the holder; and power supply control circuitry configured to control a supply of power from the power supply to the device received in the holder and connected to the electrical connector.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: February 27, 2024
    Assignee: Philip Morris Products S.A.
    Inventors: Roland Antonopoulos, Kok Hwa Liew, Franck Pourrat
  • Patent number: 11678409
    Abstract: A removable heater assembly for an aerosol-generating device is provided, the removable heater assembly being configured to heat a tobacco plug and including an electrical heater, a data storage device, and data stored on the data storage device, the data including calibration data for the electrical heater. An aerosol-generating device is also provided, including the removable heater assembly, a housing defining a cavity configured to removably receive the removable heater assembly and an aerosol-generating article, a power supply, and a controller configured to receive data from the data storage device of the removable heater assembly and to control a supply of electrical power from the power supply to the electrical heater of the removable heater assembly based on the received data.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: June 13, 2023
    Assignee: Philip Morris Products S.A.
    Inventors: Roland Antonopoulos, Kok Hwa Liew
  • Publication number: 20210386124
    Abstract: A case for an aerosol-generating device is provided, the case including a housing; a holder to receive a portion of the device, the holder being movably couplable to the housing and movable relative to the housing between an open position configured to receive the device and a closed position configured to store the device; a holder position detector configured to detect whether the holder is in the open position or the closed position, the holder position detector including circuitry configured to determine a position of the holder relative to the housing; a power supply; an electrical connector configured to electrically connect the power supply to an aerosol-generating device received in the holder; and power supply control circuitry configured to control a supply of power from the power supply to the device received in the holder and connected to the electrical connector.
    Type: Application
    Filed: October 21, 2019
    Publication date: December 16, 2021
    Applicant: Philip Morris Products S.A.
    Inventors: Roland ANTONOPOULOS, Kok Hwa LIEW, Franck POURRAT
  • Publication number: 20200084838
    Abstract: A removable heater assembly for an aerosol-generating device is provided, the removable heater assembly being configured to heat a tobacco plug and including an electrical heater, a data storage device, and data stored on the data storage device, the data including calibration data for the electrical heater. An aerosol-generating device is also provided, including the removable heater assembly, a housing defining a cavity configured to removably receive the removable heater assembly and an aerosol-generating article, a power supply, and a controller configured to receive data from the data storage device of the removable heater assembly and to control a supply of electrical power from the power supply to the electrical heater of the removable heater assembly based on the received data.
    Type: Application
    Filed: May 2, 2018
    Publication date: March 12, 2020
    Applicant: Philip Morris Products S.A.
    Inventors: Roland ANTONOPOULOS, Kok Hwa LIEW