Patents by Inventor Prashant Ravi

Prashant Ravi 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).

  • Lift-Based Peel Separation for Inverted Vat Photopolymerization 3D Printing
    Publication number: 20250135719
    Abstract: A method of inverted SLA 3D printing with a printing device is disclosed. The method involves a) lifting a thin elastic membrane to an elevated position within a resin filled vat via vertical movement of an optical module, the resin filled vat, or both. b) allowing resin on the thin elastic membrane to cure as a current layer, the layer being attached to a printed part, and c) peeling the thin elastic membrane from the current layer by lowering the optical module, raising the resin filled vat, or both.
    Type: Application
    Filed: January 31, 2023
    Publication date: May 1, 2025
    Applicant: University of Cincinnati
    Inventors: Prashant Ravi, Vishnushankar Viraliyur Ramasamy