Patents by Inventor Wai Kin Koh

Wai Kin Koh 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).

  • Smart travel padlock
    Patent number: D807149
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: January 9, 2018
    Assignee: Digipas Technologies, Inc.
    Inventors: Bi Yong Kuu, Wai Kin Koh, Jim Hui Hong Li
  • Smart electronic padlock
    Patent number: D807150
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: January 9, 2018
    Assignee: Digipas Technologies, Inc.
    Inventors: Bi Yong Kuu, Wai Kin Koh, Jim Hui Hong Li
  • Smart electronic padlock
    Patent number: D807151
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: January 9, 2018
    Assignee: Digipas Technologies, Inc.
    Inventors: Bi Yong Kuu, Wai Kin Koh, Jim Hui Hong Li