Patents by Inventor Jen-Lung David Tai

Jen-Lung David Tai 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).

  • Electrical fixture and method of installing an electrical fixture
    Patent number: 6392146
    Abstract: A housing including a base, a cover engagable to the base in a first position, a receptacle carried by the base for receiving and supporting the cover away from the base in a second position, and apparatus for engaging the cover to the base in the first position comprising at least one pin carried by the base and a keyway carried by the cover, the pin having a neck leading to an enlarged head and the keyway including an enlarged portion for receiving the enlarged head and a narrowed portion for accommodating only the neck.
    Type: Grant
    Filed: March 2, 2001
    Date of Patent: May 21, 2002
    Assignee: Air Cool Industrial Co. Ltd.
    Inventor: Jen-Lung David Tai
  • Impeller and structure for an impeller housing
    Patent number: 6379116
    Abstract: An impeller comprising a plurality of fan blades attached to a housing mounted for rotation and an electric motor contained in a chamber bound by the housing for rotating the housing, and a vent architecture of the housing comprising discrete groups of vents positioned along a substantially common plane, the first and second groups each for one of a) drawing air into the chamber and b) forcing air out of the chamber in response to rotation of the housing.
    Type: Grant
    Filed: September 25, 2000
    Date of Patent: April 30, 2002
    Inventor: Jen-Lung David Tai
  • Electrical fixture and method of installing an electrical fixture
    Patent number: 6259025
    Abstract: A housings that includes a base having a plurality of extensions, a cover, engagement apparatus for engaging the cover to the base in a first position and slots each carried by one of the extensions of the base for receiving and supporting the cover away from the base in a second position.
    Type: Grant
    Filed: July 20, 1999
    Date of Patent: July 10, 2001
    Assignee: Air Cool Industrial Co., LTD
    Inventor: Jen-Lung David Tai
  • Electrical fixture and method of installing an electrical fixture
    Patent number: 6135618
    Abstract: A housing comprising a base, a cover carried by the base in a normal position and a receptacle carried by the base for receiving and holding the cover away from the base.
    Type: Grant
    Filed: November 17, 1998
    Date of Patent: October 24, 2000
    Inventor: Jen-Lung David Tai
  • Impeller and fan blade attachment assembly
    Patent number: 6059531
    Abstract: In a fan including a hub mounted for rotation and a plurality of fan blades, an attachment assembly for detachably engaging at least one of the plurality of fan blades with the hub, the attachment assembly comprising a stop carried adjacent an end of a selected one of the plurality of fan blades, a socket carried by the hub for receiving the end of the selected one of the plurality of fan blades, and an abutment mounted for movement between a first position to permit the end of the selected one of the plurality of fan blades to admit into the socket, and a normal second position against the stop.
    Type: Grant
    Filed: June 19, 1998
    Date of Patent: May 9, 2000
    Inventor: Jen-Lung David Tai
  • Fan blade
    Patent number: D457947
    Type: Grant
    Filed: October 18, 2001
    Date of Patent: May 28, 2002
    Inventor: Jen-Lung David Tai
  • Fan blade
    Patent number: D458675
    Type: Grant
    Filed: October 18, 2001
    Date of Patent: June 11, 2002
    Inventor: Jen-Lung David Tai
  • Fan blade bracket
    Patent number: D478381
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: August 12, 2003
    Assignee: Air Cool Industrial Co.
    Inventor: Jen-Lung David Tai
  • Combined ceiling fan and light fixture
    Patent number: D483463
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: December 9, 2003
    Inventor: Jen-Lung David Tai
  • Combined ceiling fan and light fixture
    Patent number: D483464
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: December 9, 2003
    Inventor: Jen-Lung David Tai
  • Combined ceiling fan and light fixture
    Patent number: D483465
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: December 9, 2003
    Inventor: Jen-Lung David Tai
  • Ceiling fan
    Patent number: D483847
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: December 16, 2003
    Inventor: Jen-Lung David Tai
  • Ceiling fan
    Patent number: D483848
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: December 16, 2003
    Inventor: Jen-Lung David Tai
  • Combined ceiling fan and light fixture
    Patent number: D483849
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: December 16, 2003
    Inventor: Jen-Lung David Tai
  • Ceiling fan
    Patent number: D483850
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: December 16, 2003
    Inventor: Jen-Lung David Tai
  • Ceiling fan
    Patent number: D484588
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: December 30, 2003
    Inventor: Jen-Lung David Tai
  • Fan blade
    Patent number: D484969
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: January 6, 2004
    Inventor: Jen-Lung David Tai
  • Combined ceiling fan and light fixture
    Patent number: D485344
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: January 13, 2004
    Inventor: Jen-Lung David Tai
  • Ceiling fan
    Patent number: D408516
    Type: Grant
    Filed: July 9, 1998
    Date of Patent: April 20, 1999
    Inventor: Jen-Lung David Tai
  • Ceiling fan
    Patent number: D409297
    Type: Grant
    Filed: July 9, 1998
    Date of Patent: May 4, 1999
    Inventor: Jen-Lung David Tai