Patents by Inventor Man Kuen Lam

Man Kuen Lam 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).

  • Patent number: 6478441
    Abstract: A hand held light apparatus is disclosed. The apparatus has a handle portion, a central portion, and a cap portion for mounting a lamp. An electric circuit, preferably located in the central portion, connects the lamp with a power source, preferably batteries in the handle portion, to activate the lamp in different selectable modes. The modes include at least a continuous on mode and an intermittent flashing mode. The apparatus is arranged to allow a member in an audience to show his or her appreciation of a performance by raising the apparatus and activating it in one or its operational modes. With its different operational modes, the apparatus also functions as an emergency signal indicator, and further can be made to serve in the way of a conventional flashlight.
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: November 12, 2002
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Publication number: 20020075697
    Abstract: A kind of artificial jewelry being able to emit a glittering light is characterized in that it comprises two shell bodies encompassing a set of inner works fixed in it. Said inner works comprise a circuit board on which are mounted button cells, sensitive snap switch and light emitting diode connected by wiring. When the glittering artificial jewelry of the present invention is being worn on human body. The sensitive snap switch within it would in response to the movements of human body intermittently connects with the power source to make the light emitting diode emit a glittering light, forming a fresh dynamic feeling of dazzling brightness and creating a lively atmosphere full of vitality for the recreational places.
    Type: Application
    Filed: June 20, 2001
    Publication date: June 20, 2002
    Inventor: Man Kuen Lam
  • Publication number: 20020071270
    Abstract: A hand held light apparatus is disclosed. The apparatus has a handle portion, a central portion, and a cap portion for mounting a lamp. An electric circuit, preferably located in the central portion, connects the lamp with a power source, preferably batteries in the handle portion, to activate the lamp in different selectable modes. The modes include at least a continuous on mode and an intermittent flashing mode. The apparatus is arranged to allow a member in an audience to show his or her appreciation of a performance by raising the apparatus and activating it in one or its operational modes. With its different operational modes, the apparatus also functions as an emergency signal indicator, and further can be made to serve in the way of a conventional flashlight.
    Type: Application
    Filed: March 25, 1999
    Publication date: June 13, 2002
    Inventor: MAN KUEN LAM
  • Publication number: 20020029503
    Abstract: A luminous cup pad with amusement function is characterized in that it comprises a pad plate, a transparent shell and a base plate, the base plate has a cell box for placing cells, is fitted with horn, and switch, multiple light-emitting diodes and their corresponding driving circuit are fitted at the periphery of the transparent shell, the luminous cup pad will not only enhance the cup pad with a sense of beauty, but also provide people with choice of various functions, and may bring about moving sense of brilliance, static sense of pleasing to both the eye and the mind and rhythmic sense of music; and may also be played as a game fulling of joy.
    Type: Application
    Filed: January 5, 2001
    Publication date: March 14, 2002
    Inventor: Man Kuen Lam
  • Patent number: D453228
    Type: Grant
    Filed: January 5, 2001
    Date of Patent: January 29, 2002
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D463608
    Type: Grant
    Filed: June 7, 2001
    Date of Patent: September 24, 2002
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D467024
    Type: Grant
    Filed: December 10, 2001
    Date of Patent: December 10, 2002
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D468044
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: December 31, 2002
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D468970
    Type: Grant
    Filed: March 14, 2002
    Date of Patent: January 21, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D469318
    Type: Grant
    Filed: March 14, 2002
    Date of Patent: January 28, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D469912
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: February 4, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D469914
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: February 4, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D470616
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: February 18, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D473332
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: April 15, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D474854
    Type: Grant
    Filed: July 16, 2002
    Date of Patent: May 20, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D478074
    Type: Grant
    Filed: November 14, 2002
    Date of Patent: August 5, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D481472
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: October 28, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D481486
    Type: Grant
    Filed: September 20, 2002
    Date of Patent: October 28, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D483900
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: December 16, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam
  • Patent number: D484283
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: December 23, 2003
    Assignee: Sky City International Limited
    Inventor: Man Kuen Lam