Patents Assigned to Winimac Coil Spring, Inc.
  • Formulation and methods for coating metal surfaces
    Patent number: 11549021
    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: September 29, 2020
    Date of Patent: January 10, 2023
    Assignee: Winimac Coil Spring, Inc.
    Inventors: Paul Thottathil, John M. Ryan, Purushothaman Kesavan, Satyabrata Mukherjee
  • Formulation and methods for coating metal surfaces
    Patent number: 10793724
    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: November 6, 2018
    Date of Patent: October 6, 2020
    Assignee: Winimac Coil Spring, Inc.
    Inventors: Paul Thottathil, John M. Ryan, Purushothaman Kesavan, Satyabrata Mukherjee