Patents by Inventor Bijun Liang

Bijun Liang 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).

  • Package theft prevention device with an internet connected outdoor camera
    Patent number: 10389983
    Abstract: An apparatus comprising a first video capture device, a second video capture device and a circuit. The first video capture device may be configured to capture a first plurality of video frames of a first field of view. The second video capture device may be configured to capture a second plurality of video frames of a second field of view. The circuit may be configured to generate a first video stream in response to the first video frames, generate a second video stream in response to the second video frames, analyze the first video frames and the second video frames to detect a package being delivered and generate control signals in response to the package being delivered. The second field of view may include the surface below a level of the apparatus.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: August 20, 2019
    Assignee: KUNA SYSTEMS CORPORATION
    Inventors: Sai-Wai Fu, Harold G. Sampson, Sean Keenan, Bijun Liang