Patents by Inventor Wong Kar Tat

Wong Kar Tat 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: 12058993
    Abstract: A lighting mosquito killer lamp which includes a main body and a base joined with the main body. The main body includes a housing, a lampshade arranged in the housing, and a high-voltage mesh wire arranged on the lampshade. The base receives power. The lighting mosquito killer lamp further includes a lighting lamp and an ultraviolet lamp. The lighting lamp is different from the ultraviolet lamp, and the lighting lamp and the ultraviolet lamp are controlled independently of each other. The lighting mosquito killer lamp further includes a cleaning brush having bristles that clean away mosquitos attached to the high-voltage mesh wire as the cleaning brush moves along a guide rod of the housing. The cleaning brush includes a brush handle that protrudes from the housing for operation by a user.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: August 13, 2024
    Assignee: TECHTRONIC CORDLESS GP
    Inventors: Adis Sabic, Wong Kar Tat, An Wei Wei
  • Patent number: 11533856
    Abstract: Electric pole loppers are provided. An electric pole lopper includes a handle, a connecting pole and a pruning component which are connected in sequence, wherein the pruning component comprises a casing, a control mechanism and, connected in sequence, a motive power mechanism, a drive mechanism and a cutter set, wherein the motive power mechanism and the drive mechanism are disposed in the casing, the cutter set is disposed at that end of the casing which is remote from the motive power mechanism, a switch connected to the motive power mechanism is provided on the handle, and the control mechanism is connected to the drive mechanism; the drive mechanism is a worm gear/worm drive mechanism or a ball screw drive mechanism.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: December 27, 2022
    Assignee: Techtronic Cordless GP
    Inventors: Adis Sabic, Wong Kar Tat, Li Da Zheng, Zhang Sheng Rong, Brian Ron Vines
  • Publication number: 20220110308
    Abstract: The present utility model discloses a lighting mosquito killer lamp, which comprises a main body and a base that is joined with the main body. The main body comprises a housing, a lampshade arranged in the housing, and a high-voltage mesh wire arranged on the lampshade. The base is used for receiving power. The lighting mosquito killer lamp further comprises a lighting lamp and an ultraviolet lamp. The lighting lamp is different from the ultraviolet lamp, and the lighting lamp and the ultraviolet lamp are controlled independently of each other.
    Type: Application
    Filed: September 14, 2021
    Publication date: April 14, 2022
    Inventors: Adis Sabic, Wong Kar Tat, An Wei Wei
  • Publication number: 20210068349
    Abstract: Disclosed in the present invention is an electric lopper, comprising a handle, a connecting pole and a pruning component which are connected in sequence, wherein the pruning component comprises a casing, a control mechanism and, connected in sequence, a motive power mechanism, a drive mechanism and a cutter set, wherein the motive power mechanism and the drive mechanism are disposed in the casing, the cutter set is disposed at that end of the casing which is remote from the motive power mechanism, a switch connected to the motive power mechanism is provided on the handle, and the control mechanism is connected to the drive mechanism; the drive mechanism is a worm gear/worm drive mechanism or a ball screw drive mechanism. The present invention is used for pruning bushes, branches, etc.
    Type: Application
    Filed: September 1, 2020
    Publication date: March 11, 2021
    Inventors: Adis Sabic, Wong Kar Tat, Li Da Zheng, Zhang Sheng Rong, Brian Ron Vines
  • Patent number: D890219
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: July 14, 2020
    Assignee: TECHTRONIC CORDLESS GP
    Inventors: Wong Kar Tat, Lau Hee Wing, Lam Kwok Fan
  • Patent number: D906236
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: December 29, 2020
    Assignee: Techtronic Cordless GP
    Inventors: Wong Kar Tat, Lau Hee Wing, Lam Kwok Fan
  • Patent number: D1041279
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: September 10, 2024
    Assignee: TECHTRONIC CORDLESS GP
    Inventors: Kwok Fan Lam, Wong Kar Tat, Wai Chung Lee