Patents by Inventor Wing Chung Joseph Lau

Wing Chung Joseph Lau 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: 8726795
    Abstract: A fryer has spinning function to spin fried food of residual oil on the food. The fryer comprises an oil container (101) having a spindle extending from the centre of the base of the oil container. A basket (201) made of wire mesh having a funnel (203) in the centre of the basket is provided, and is suitable for lowering into the oil container with the funnel slipped over the spindle (401). In a lowered position, the basket submerges food into oil in the container for frying. In a raised position, food in the basket is raised above surface of the oil to terminate the frying. A cover (109) is provided for closing over the oil container and the basket. The underside of the cover has a coupler (501) for engaging the funnel of the basket and also the spindle when the cover closes over the oil container. The spindle can be spun by a motor in the fryer such that, when the spindle spinning the coupler rotates along with the spindle.
    Type: Grant
    Filed: July 30, 2010
    Date of Patent: May 20, 2014
    Assignee: Shun Fai Industrial Ltd.
    Inventor: Wing Chung Joseph Lau
  • Publication number: 20120180673
    Abstract: A fryer has spinning function to spin fried food of residual oil on the food. The fryer comprises an oil container (101) having a spindle extending from the centre of the base of the oil container. A basket (201) made of wire mesh having a funnel (203) in the centre of the basket is provided, and is suitable for lowering into the oil container with the funnel slipped over the spindle (401). In a lowered position, the basket submerges food into oil in the container for frying. In a raised position, food in the basket is raised above surface of the oil to terminate the frying. A cover (109) is provided for closing over the oil container and the basket. The underside of the cover has a coupler (501) for engaging the funnel of the basket and also the spindle when the cover closes over the oil container. The spindle can be spun by a motor in the fryer such that, when the spindle spinning the coupler rotates along with the spindle.
    Type: Application
    Filed: July 30, 2010
    Publication date: July 19, 2012
    Applicant: SHUN FAI INDUSTRIAL LTD
    Inventor: Wing Chung Joseph Lau
  • Patent number: 6984153
    Abstract: An electrical accessory in the form of an electrical adapter (100) is disclosed as including releasably engageable first body part (102) and second body part (104), the first body part (102) being releasably engageable with a plug (14) of an electric cord (10), the second body part (104) being electrically connectable with an electricity mains supply, and the second body part (104) includes a body (115) engageable with the first body part (102) and a plate (122) with electrically conductive pins (124a, 124b, 124c) electrically connectable with the electricity mains supply, and the body (115) and the plate (122) with electrically conductive pins (124a, 124b, 124c) are swivellable relative to each other. The electrical accessory may also be a wall socket (200).
    Type: Grant
    Filed: February 4, 2004
    Date of Patent: January 10, 2006
    Assignee: Eastern Sources Housewares (Hong Kong) Limited
    Inventors: Wai Hing Lai, Wing Chung Joseph Lau
  • Publication number: 20030132221
    Abstract: An electrical cooking appliance having electrical heating means, temperature sensing means, a first temperature sensitive switch connected to the temperature sensing means and connected to the electrical heating means arranged to open on sensing a first predetermined temperature and arranged in parallel with current limiting means, a second temperature sensitive switch connected to the temperature sensing means and connected in series with the electrical heating means arranged to open at a second predetermined temperature higher than the first temperature.
    Type: Application
    Filed: January 14, 2003
    Publication date: July 17, 2003
    Applicant: Eastern Sources Housewares (Hong Kong) Limited
    Inventors: Wing Chung Joseph Lau, Leung Chi Ho
  • Patent number: 6568942
    Abstract: An electric appliance has a body member and a detachable electric cord. The body member includes a connecting portion having at least one pin member extended therefrom. The electric cord includes at least a first plug member and a second plug member which are electrically connected with each other. The first plug member is electrically connectable to an electric source. The second plug member is releasably engageable with the connecting portion of the body member by a magnetic attracting force between them. The pin member includes a tapered end surface, and the second plug member includes at least one aperture sized to receive the pin of the connecting portion of the body member. The width of the aperture is greater than the width of the pin member by a factor in the range of 1.1 to 5.
    Type: Grant
    Filed: February 9, 2001
    Date of Patent: May 27, 2003
    Assignee: Eastern Sources Housewares (Hong Kong) Limited
    Inventors: Wing Chung Joseph Lau, Leung Chi Ho
  • Publication number: 20020184983
    Abstract: An electric food slicer (1) comprising a main body (4) with a base region (2), a disc-like rotary cutting blade (6) supported on the main body (4), weighing means (66) disposed on the base region (2) adjacent to the blade (6) at a position where sliced food will collect, and visual display means (50) to give a visual indication of the weight of food collected on the weighing means (66).
    Type: Application
    Filed: June 10, 2002
    Publication date: December 12, 2002
    Inventors: Wing Chung Joseph Lau, Leung Chi Ho
  • Publication number: 20020160629
    Abstract: An electric appliance having a body member and a detachable electric cord, wherein the body member includes a connecting portion having at least one pin member extended therefrom and a first attracting means, wherein the electric cord includes at least a first plug member and a second plug member which are electrically connected with each other, wherein the first plug member is electrically connectable to an electric source, wherein the second plug member includes a second attracting means, and is releasably engageble with the connecting portion of said body member by an attracting force between the first and second attracting means, wherein said pin member includes a tapered end surface, wherein the second plug member further comprises at least one aperture sized to receive the pin of said connecting portion of the body member, and wherein 1 width . of . said . aperture width . of . said . pin .
    Type: Application
    Filed: February 9, 2001
    Publication date: October 31, 2002
    Inventors: Wing Chung Joseph Lau, Leung Chi Ho
  • Patent number: 6262399
    Abstract: The present invention provides an electric cooking grill which provides a cooking surface for grilling and an alternate cooking surface for pan flying. The grill incorporates a temperature controlling element and a temperature measuring probe which allows the user to adjust the temperature according to the level of cooking desired. The temperature controlling element and the temperature measuring probe allow a user to effectively control the cooking temperature which is essential to food safety. The grill also incorporates a number of safety features so that unless all essential features are fully assembled, it is disabled to ensure safety.
    Type: Grant
    Filed: September 9, 1999
    Date of Patent: July 17, 2001
    Assignee: Eastern Sources Housewares (Hong Kong) Limited
    Inventors: Wing Chung Joseph Lau, Leung Chi Ho