Patents by Inventor Subir Kumar Dey

Subir Kumar Dey 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).

  • Nasal device
    Patent number: D1147323
    Type: Grant
    Filed: April 17, 2024
    Date of Patent: September 8, 2026
    Assignee: Sonoco Development, Inc.
    Inventors: Subir Kumar Dey, Kurt Ziegenfelder