Patents by Inventor Raghuram Mandapati

Raghuram Mandapati 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).

  • Method and apparatus for sorting fibers
    Patent number: 9205458
    Abstract: An apparatus and methods for sorting and determining the length distribution of fibers in a sample are disclosed. One method of sorting and determining the length distribution of fibers includes immersing the fibers in a liquid to form a mixture; placing the mixture into a stack of sieves; progressively applying a predetermined number of frequencies of sound energy to each sieve in the stack of sieves; draining the mixture from the stack of sieves; and quantifying the collected fibers in each sieve in the stack of sieves.
    Type: Grant
    Filed: July 17, 2013
    Date of Patent: December 8, 2015
    Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Umesh N. Gandhi, Raghuram Mandapati
  • METHOD AND APPARATUS FOR SORTING FIBERS
    Publication number: 20150021238
    Abstract: An apparatus and methods for sorting and determining the length distribution of fibers in a sample are disclosed. One method of sorting and determining the length distribution of fibers includes immersing the fibers in a liquid to form a mixture; placing the mixture into a stack of sieves; progressively applying a predetermined number of frequencies of sound energy to each sieve in the stack of sieves; draining the mixture from the stack of sieves; and quantifying the collected fibers in each sieve in the stack of sieves.
    Type: Application
    Filed: July 17, 2013
    Publication date: January 22, 2015
    Inventors: Umesh N. Gandhi, Raghuram Mandapati