Patents Assigned to Winamac Coil Spring, Inc.
  • Formulation and methods for coating metal surfaces
    Patent number: 11932777
    Abstract: Compositions and methods are described which provide a protective coating to coils or springs via a polymerization process such as by covalent bonding that includes grafting to the metal surface.
    Type: Grant
    Filed: December 9, 2022
    Date of Patent: March 19, 2024
    Assignee: Winamac Coil Spring, Inc.
    Inventors: Paul Thottathil, John M. Ryan, Purushothaman Kesavan, Satyabrata Mukherjee