Patents by Inventor Joydeb Roychoudhury

Joydeb Roychoudhury 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).

  • Sewing machine for decoratively stitching a cricket ball
    Patent number: 7308860
    Abstract: The present invention relates to a novel sewing machine for decoratively stitching a cricket ball, the machine of the present invention will be particularly useful to provide decorative stitching on hemispherical leather cups prior to assembling them and stitching them to form the cricket ball.
    Type: Grant
    Filed: December 16, 2005
    Date of Patent: December 18, 2007
    Assignee: Council of Scientific and Industrial Research
    Inventors: Hardyal Singh, Surinder Singh Sehmby, Narayan Prasad Mukherjee, Gopalsamy Balamurugan, Uma Datta, Joydeb Roychoudhury
  • Novel sewing machine for decoratively stitching a cricket ball
    Publication number: 20060254485
    Abstract: The present invention relates to a novel sewing machine for decoratively stitching a cricket ball, the machine of the present invention will be particularly useful to provide decorative stitching on hemispherical leather cups prior to assembling them and stitching them to form the cricket ball.
    Type: Application
    Filed: December 16, 2005
    Publication date: November 16, 2006
    Inventors: Hardyal Singh, Surinder Sehmby, Narayan Mukherjee, Gopalsamy Balamurugan, Uma Datta, Joydeb Roychoudhury