Patents by Inventor Kwok-Wing Lau

Kwok-Wing 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).

  • Portable recliner assembly
    Patent number: 6331033
    Abstract: A portable recliner assembly includes a recliner seat having a plurality of spaced-apart first connectors, and a support having a second connector that is selectively coupled to one of the plurality of first connectors. The recliner seat can have first and second side walls, and at least one side connector provided along each of the first and second side walls, with each side connector adapted to couple a side connector from another recliner seat.
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: December 18, 2001
    Assignee: Pleasure Time Products (HK) Limited
    Inventor: Kwok-Wing Lau
  • Inflatable chair
    Patent number: 6328385
    Abstract: An inflatable chair has an outer chamber that defines the shape and size of the chair, and at least one support section positioned inside the outer chamber. The support section(s) provide the desired support at particular locations of the outer chamber so as to provide the necessary comfort and stability to the chair.
    Type: Grant
    Filed: February 22, 2000
    Date of Patent: December 11, 2001
    Assignee: Pleasure Time Products (HK) Limited
    Inventor: Kwok-Wing Lau
  • PORTABLE RECLINER ASSEMBLY
    Publication number: 20010040403
    Abstract: A portable recliner assembly includes a recliner seat having a plurality of spaced-apart first connectors, and a support having a second connector that is selectively coupled to one of the plurality of first connectors. The recliner seat can have first and second side walls, and at least one side connector provided along each of the first and second side walls, with each side connector adapted to couple a side connector from another recliner seat.
    Type: Application
    Filed: October 6, 1999
    Publication date: November 15, 2001
    Inventor: KWOK-WING LAU
  • Apparatus for introducing air and water
    Patent number: 6220828
    Abstract: An apparatus has a first chamber having a water inlet for receiving a flow of water, a water outlet, and a rotating device that is rotated by the flow of water. The apparatus also includes a second chamber having an air inlet, an air outlet, and an air generator coupled to the rotating device for generating air when the rotating device is rotated. The water in the first chamber is directed to fill the pool or object, while the generated air is provided via the air outlet to inflate the pool or object.
    Type: Grant
    Filed: January 24, 2000
    Date of Patent: April 24, 2001
    Assignee: Pleasure Time Products (HK) Limited
    Inventor: Kwok-Wing Lau
  • Inflatable play structure
    Patent number: D422667
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: April 11, 2000
    Assignee: Pleasure Time Products (H.K.) Limited
    Inventor: Jimmy Kwok Wing Lau