Patents by Inventor Wa Fung Choi

Wa Fung Choi 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).

  • Publication number: 20160290556
    Abstract: A 360-degree gimbal device includes an upright support, a pan motor rotatably coupled with a hollow shaft mounted on the support, a slip ring disposed in the hollow shaft, a first arm having a proximal end attached to the pan motor so that the first arm is freely rotatable 360° about a pan axis, a roll motor connected with a distal end of the first arm, a second arm having a proximal end attached to the roll motor so that the second arm is rotatable 270° about a roll axis, a tilt motor connected with a distal end of the second arm, a holder attached to the tilt motor so that the holder is rotatable ±60° about a tilt axis. The gimbal device is in wireless communication with a mobile device which has a mobile application for generating a plurality of image-shooting modes based on a plurality of customized paths.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Wa Fung Choi, Chung Wai Cheung, Ki Lung Cheung
  • Patent number: 9458963
    Abstract: A 360-degree gimbal device includes an upright support, a pan motor rotatably coupled with a hollow shaft mounted on the support, a slip ring disposed in the hollow shaft, a first arm having a proximal end attached to the pan motor so that the first arm is freely rotatable 360° about a pan axis, a roll motor connected with a distal end of the first arm, a second arm having a proximal end attached to the roll motor so that the second arm is rotatable 270° about a roll axis, a tilt motor connected with a distal end of the second arm, a holder attached to the tilt motor so that the holder is rotatable ±60° about a tilt axis. The gimbal device is in wireless communication with a mobile device which has a mobile application for generating a plurality of image-shooting modes based on a plurality of customized paths.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: October 4, 2016
    Assignee: SWIFTCAM TECHNOLOGIES GROUP COMPANY LIMITED
    Inventors: Wa Fung Choi, Chung Wai Cheung, Ki Lung Cheung