Patents by Inventor Poulami Sengupta

Poulami Sengupta 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).

  • LOW PRESSURE SINTERING POWDER
    Publication number: 20210249376
    Abstract: A sintering powder comprising: a first type of metal particles having a mean longest dimension of from 100 nm to 50 ?m.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 12, 2021
    Applicant: ALPHA ASSEMBLY SOLUTIONS INC.
    Inventors: Shamik Ghoshal, Nirmalya Kumar Chaki, Poulami Sengupta Roy, Siuli Sarkar, Anubhav Rustogi
  • Low pressure sintering powder
    Patent number: 10998284
    Abstract: A sintering powder comprising: a first type of metal particles having a mean longest dimension of from 100 nm to 50 ?m.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: May 4, 2021
    Assignee: Alpha Assembly Solutions Inc.
    Inventors: Shamik Ghoshal, Nirmalya Kumar Chaki, Poulami Sengupta Roy, Siuli Sarkar, Anubhav Rustogi
  • Method for manufacturing metal powder
    Patent number: 10130995
    Abstract: A method for manufacturing metal powder comprising: providing a basic metal salt solution; contacting the basic metal salt solution with a reducing agent to precipitate metal powder therefrom; and recovering precipitated metal powder from the solvent.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: November 20, 2018
    Assignee: Alpha Assembly Solutions Inc.
    Inventors: Nirmalya Kumar Chaki, Poulami Sengupta Roy, Siuli Sarkar, Sutapa Mukherjee
  • Method for Manufacturing Metal Powder
    Publication number: 20170028477
    Abstract: A method for manufacturing metal powder comprising: providing a basic metal salt solution; contacting the basic metal salt solution with a reducing agent to precipitate metal powder therefrom; and recovering precipitated metal powder from the solvent.
    Type: Application
    Filed: April 10, 2015
    Publication date: February 2, 2017
    Inventors: Rohan P. Setna, Nirmalya Kumar Chaki, Poulami Sengupta Roy, Siuli Sarkar, Sutapa Mukherjee
  • Low Pressure Sintering Powder
    Publication number: 20170033073
    Abstract: A sintering powder comprising: a first type of metal particles having a mean longest dimension of from 100 nm to 50 ?m.
    Type: Application
    Filed: April 10, 2015
    Publication date: February 2, 2017
    Inventors: Shamik GHOSHAL, Nirmalya Kumar CHAKI, Poulami Sengupta ROY, Siuli SARKAR, Anubhav RUSTOGI
  • METHOD OF TREATING FABRIC
    Publication number: 20100281624
    Abstract: The present invention provides a method or treating a fabric comprising the steps of: a) contacting the fabric with a compound of an alkaline earth metal, titanium or zinc, followed by; b) contacting the fabric with C8-C24 soap, and; contacting the fabric with a water soluble compound of aluminium prior to or concurrent with the step (b), where each of the steps is carried out in presence of an aqueous carrier.
    Type: Application
    Filed: August 28, 2008
    Publication date: November 11, 2010
    Inventors: Somnath Das, Amitava Pramanik, Poulami Sengupta, Gopa Kumar Velayudhan Nair