Patents by Inventor Nusrat Jahan Chhanda

Nusrat Jahan Chhanda 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).

  • GENERATION AND UTILIZATION OF VIRTUAL FEATURES FOR PROCESS MODELING
    Publication number: 20240086597
    Abstract: A method includes receiving profile data of a plurality of features of a substrate. The method further includes generating a typical profile based on the profile data of the plurality of features. The method further includes generating a first array of features. Each of the first array of features is based on the typical profile. The method further includes providing the first array of features to a process model. The method further includes obtaining first output from the process model based on the first array of features. The method further includes causing performance of a corrective action in view of the first output from the process model.
    Type: Application
    Filed: September 11, 2023
    Publication date: March 14, 2024
    Inventors: Sundar Narayanan, Samit Barai, Nusrat Jahan Chhanda, Dheeraj Kumar, Pardeep Kumar, Anantha R. Sethuraman, Raman Krishnan Nurani
  • Self-tightening fastening apparatus for vibrating work-parts
    Patent number: 11708850
    Abstract: A self-tightening fastening apparatus for vibrating work-parts includes a male fastener, a main female fastener, a locking female fastener, an anti-rotation female fastener, and a first compression body. The main female fastener is threadedly engaged around a first threaded-shaft section of the male fastener, wherein a head of the male fastener and the main female fastener compress the vibrating work-parts together. The locking female fastener is threadedly engaged around a second threaded-shaft section of the male fastener. The first compression body is compressed in between the main female fastener and the locking female fastener. The anti-rotation female fastener is threadedly engaged around a third threaded-shaft section of the male fastener.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: July 25, 2023
    Inventors: Muhannad Mustafa, Nusrat Jahan Chhanda
  • Self-tightening Fastening Apparatus for Vibrating Work-parts
    Publication number: 20220136556
    Abstract: A self-tightening fastening apparatus for vibrating work-parts includes a male fastener, a main female fastener, a locking female fastener, an anti-rotation female fastener, and a first compression body. The main female fastener is threadedly engaged around a first threaded-shaft section of the male fastener, wherein a head of the male fastener and the main female fastener compress the vibrating work-parts together. The locking female fastener is threadedly engaged around a second threaded-shaft section of the male fastener. The first compression body is compressed in between the main female fastener and the locking female fastener. The anti-rotation female fastener is threadedly engaged around a third threaded-shaft section of the male fastener.
    Type: Application
    Filed: March 30, 2021
    Publication date: May 5, 2022
    Inventors: Muhannad Mustafa, Nusrat Jahan Chhanda