Patents by Inventor Dar-Chung Lai

Dar-Chung Lai 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: 20120268711
    Abstract: An assistive device for aiding vision correction and rehabilitation is disclosed, which comprises a body, and a vision accommodation aiding element formed with the body. The assistive device is formed as a biofeedback corrective contact lens that can modify the curvature of the cornea to aid correcting vision accommodation. The assistive device can be used in combination eye blinking effects to modify the length of the eye axis. Vision correction and biofeedback accommodation can be therefore achieved.
    Type: Application
    Filed: April 20, 2011
    Publication date: October 25, 2012
    Inventor: Dar-Chung LAI
  • Publication number: 20080094572
    Abstract: A vision correction device includes a mount and a correction part having a correction base, a first pad and a second pad, wherein the first pad and the second pad are disposed on the correction base, and the correction base is telescoped into the mount. A method for vision correction includes the following steps: (1) providing a vision correction device pressed on the eyes; (2) pressing the vision correction device on the eye continuously to get a clear vision; (3) keeping the clear vision for a predetermined time to activate a feedback reaction of brain to get used to a state of normal vision; and (4) removing the vision correction device from the eye, the eye restoring an original vision and the feedback reaction of brain adjusting the original vision back to the normal vision.
    Type: Application
    Filed: October 20, 2006
    Publication date: April 24, 2008
    Inventor: Dar-Chung Lai