Patents by Inventor Chak Sang Simon Chan

Chak Sang Simon Chan 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).

  • Off-set gears and methods of using off-set gears for producing cushioning material
    Patent number: 8501302
    Abstract: Some embodiments of the present invention comprise an off-set gear assembly for use in producing cushioning material and methods for using the same. Each gear of the off-set gear assembly has at least two sections. Each section includes a set of gear teeth. The gear teeth of the two sections can be rotationally off-set and this can result in the production of cushioning material with staggered ridges. Some embodiments of the present invention also comprising cushioning material with staggered ridges.
    Type: Grant
    Filed: January 4, 2010
    Date of Patent: August 6, 2013
    Assignee: Nuevopak International Limited
    Inventors: Shek-wah Hau, Chak-sang Simon Chan
  • OFF-SET GEARS AND METHODS OF USING OFF-SET GEARS FOR PRODUCING CUSHIONING MATERIAL
    Publication number: 20100173130
    Abstract: Some embodiments of the present invention comprise an off-set gear assembly for use in producing cushioning material and methods for using the same. Each gear of the off-set gear assembly has at least two sections. Each section includes a set of gear teeth. The gear teeth of the two sections can be rotationally off-set and this can result in the production of cushioning material with staggered ridges. Some embodiments of the present invention also comprising cushioning material with staggered ridges.
    Type: Application
    Filed: January 4, 2010
    Publication date: July 8, 2010
    Inventors: Shek-wah Hau, Chak-sang Simon Chan
  • Holder for an optically readable information disc
    Patent number: 6874158
    Abstract: A holder for holding at least one compact disc includes structure that releasably engages part of a peripheral edge of the disc, such that a continuous, flush, and planar upper surface is formed when the holder is engaged with the disc.
    Type: Grant
    Filed: April 24, 2002
    Date of Patent: March 29, 2005
    Inventors: Chak Sang Simon Chan, Shek Wah Hau
  • Optically readable information disc
    Publication number: 20040172645
    Abstract: An optically readable information disc (150, 250, 350, 450, 550, 850) is disclosed as having an upper major surface (152), a lower major surface (156, 554, 854) and at least a peripheral edge (162) joining the major surfaces, further including engagement mechanism (164, 252, 352, 452, 456, 552) along at least part of the peripheral edge for engagement with a holder (100, 200, 300, 400, 500).
    Type: Application
    Filed: February 26, 2004
    Publication date: September 2, 2004
    Inventors: Chak Sang Simon Chan, Shek Wah Hau
  • Holder for an optically readable information disc
    Publication number: 20020154597
    Abstract: There is disclosed a holder (100, 200, 300, 400, 500, 600, 700) for holding at least one compact disc (150, 250, 350, 450, 550, 650, 750), the holder including means for releasably engaging with part of a peripheral edge of the disc, such that a continuous, flush, and planar upper surface is formed when the holder is engaged with the disc.
    Type: Application
    Filed: April 24, 2002
    Publication date: October 24, 2002
    Inventors: Chak Sang Simon Chan, Shek Wah Hau