Patents by Inventor Nien Ming

Nien Ming 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).

  • Structure of a venetian blind
    Patent number: 6234235
    Abstract: A Venetian blind having a head rail with a plurality of ladder cords and vertical cords vertically mounted and spaced apart therebelow, a plurality of slats being positioned between the ladder cords and the vertical cords formed a shade, the bottom of the head rail being a lower rail, characterized in that the external edge of the head rail is mounted with an upper rail formed from plastic injection molding for enabling cutting the length thereof, the cross-section of the upper rail is substantially “U” shaped and the edges of the upper rail are individually provided with two hook-like edges, and a plurality of holes are provided on the upper rail for the insertion of the ladder cords, the vertical cords, and a lift cord, to thereby provide support for a venetian blind within various sized structural openings.
    Type: Grant
    Filed: February 24, 2000
    Date of Patent: May 22, 2001
    Inventor: Nien Ming
  • Attachable hand-operated/automatic dual usage venetian blind controller
    Patent number: 4956588
    Abstract: This invention relates to an attachable hand-operated/automatic dual usage venetian blind controller which can be attached to an existing venetian blind to set the blades of such a venetian blind together at any angle or to draw up the blades together to one side of the window by means of infrared remote control so as to regulate the light and air passing through. During power failure, the venetian blind can be controlled through hand operation without removing the controller. The controller of this invention is generally comprised of two DC motor and speed reducing gear set assemblies, two guide wheels, two pressure wheels, a beading cord driving wheel, a pull cord driving wheel, an infrared receiver control circuit, and an infrared transmitter.
    Type: Grant
    Filed: December 21, 1989
    Date of Patent: September 11, 1990
    Inventor: Nien Ming
  • Full automatic and vertical type louver
    Patent number: 4913214
    Abstract: The invention relates to the control of vertical louver, which is to improve the slide-tract of regular vertical louvers, by means of motor and drag chain to control the opening and closing, and the expansion and collapsing of the blades; by means of pressing down the control button of the control panel to automatically control the louver; respective limit switches being provided for limit control on opening, closing, expanding and collapsing, so as to make the invention become more practical.
    Type: Grant
    Filed: October 11, 1988
    Date of Patent: April 3, 1990
    Inventor: Nien Ming