Patents by Inventor Tobias Wai Luk

Tobias Wai Luk 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: 11925290
    Abstract: A domed cooking lid with a handle, with a variable venting device in the middle of the dome. The venting device has a screen that is secured to the bottom of the domed lid, a ring on the top of the lid which sits on the lid just outside the hole that facilitates the variable venting device, a stationary disc with numerous holes on one side and a turntable disc which has a large opening of the disc, whereby turning the turntable disc over more or fewer holes, changes the variable venting rate of the domed lid.
    Type: Grant
    Filed: September 19, 2021
    Date of Patent: March 12, 2024
    Inventor: Tobias Wai Luk
  • Publication number: 20230087538
    Abstract: A domed cooking lid with a handle, with a variable venting device in the middle of the dome. The venting device has a screen that is secured to the bottom of the domed lid, a ring on the top of the lid which sits on the lid just outside the hole that facilitates the variable venting device, a stationary disc with numerous holes on one side and a turntable disc which has a large opening of the disc, whereby turning the turntable disc over more or fewer holes, changes the variable venting rate of the domed lid.
    Type: Application
    Filed: September 19, 2021
    Publication date: March 23, 2023
    Inventor: Tobias Wai Luk
  • Publication number: 20210087762
    Abstract: A pet refuse collecting device which is designed particularly around animal waste or excrement embodies a moveable metal plate in coordination with a moveable disposable plastic plate with a specially constructed paper bag to create a scooping action to collect waste. The device can move from a 180-degree non-use position to a 90-degree use position with rotation controlled by a two-part lever below the handle that operates the clamping mechanism closing the steel plate into the disposable plastic plate and specially constructed paper bag.
    Type: Application
    Filed: September 25, 2019
    Publication date: March 25, 2021
    Inventor: Tobias Wai Luk
  • Patent number: 10392760
    Abstract: A pet refuse collecting device which is designed particularly around animal waste or excrement embodies a moveable metal plate in coordination with a moveable disposable plastic plate with a specially constructed paper bag to create a scooping action to collect waste. The device can move from a 180-degree non-use position to a 90-degree use position with rotation controlled by two mechanical mechanisms, one a pull-out knob that holds the flat plate in either the 180-degree or 90-degree position, and a two-part lever below the handle that operates the clamping mechanism closing the steel plate into the disposable plastic plate and specially constructed paper bag.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: August 27, 2019
    Inventor: Tobias Wai Luk