Patents by Inventor Kevin Kai Huang

Kevin Kai Huang 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: 10040188
    Abstract: The present invention discloses one-piece combinational tool that a worker can use to remove a nut or bolt. The combinational tool is a ratchet handle having an elongated ratchet shaft and a built-in extension bar. The ratchet shaft comprises a head portion, a tail portion and a transitional middle portion connecting the two. The head portion comprises a square drive log and a hexagonal attachment, disposed on opposing surfaces of the ratchet shaft. The tail portion comprise a hollow chamber which can accommodate the extension bar when it is not used.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: August 7, 2018
    Assignee: TEST RITE PRODUCT CORP.
    Inventor: Kevin Kai Huang
  • Publication number: 20160375573
    Abstract: The present invention discloses one-piece combinational tool that a worker can use to remove a nut or bolt. The combinational tool is a ratchet handle having an elongated ratchet shaft and a built-in extension bar. The ratchet shaft comprises a head portion, a tail portion and a transitional middle portion connecting the two. The head portion comprises a square drive log and a hexagonal attachment, disposed on opposing surfaces of the ratchet shaft. The tail portion comprise a hollow chamber which can accommodate the extension bar when it is not used.
    Type: Application
    Filed: June 25, 2015
    Publication date: December 29, 2016
    Applicant: TEST RITE PRODUCTS CORP.
    Inventor: Kevin Kai Huang
  • Patent number: D778698
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: February 14, 2017
    Assignee: Test Rite Product Corp.
    Inventor: Kevin Kai Huang