Patents by Inventor Minghe Liu

Minghe Liu 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).

  • Multi-layer board actuator having a planar magnet and voice coil
    Patent number: 12701364
    Abstract: An actuator assembly comprising: a multi-layer board comprising a first side and a second side defining an actuation region having a thickness that is reduced relative to a remainder of the multi-layer board; a planar voice coil formed by a trace on at least one of the first side or the second side defining the actuation region; and a polarized magnet array having a magnetic field aligned to the planar voice coil to actuate the actuation region upon application of a voltage to the planar voice coil.
    Type: Grant
    Filed: August 3, 2023
    Date of Patent: August 4, 2026
    Assignee: Apple Inc.
    Inventors: Stuart M. Nevill, Minghe Liu, Justin D. Crosby, David S. Wilkes, Jr.
  • MULTI-LAYER BOARD ACTUATOR HAVING A PLANAR MAGNET AND VOICE COIL
    Publication number: 20250048035
    Abstract: An actuator assembly comprising: a multi-layer board comprising a first side and a second side defining an actuation region having a thickness that is reduced relative to a remainder of the multi-layer board; a planar voice coil formed by a trace on at least one of the first side or the second side defining the actuation region; and a polarized magnet array having a magnetic field aligned to the planar voice coil to actuate the actuation region upon application of a voltage to the planar voice coil.
    Type: Application
    Filed: August 3, 2023
    Publication date: February 6, 2025
    Inventors: Stuart M. Nevill, Minghe Liu, Justin D. Crosby, David S. Wilkes, JR.