Patents Represented by Attorney, Agent or Law Firm Michael Catania
  • Multiple component putter head
    Patent number: D443906
    Type: Grant
    Filed: October 11, 2000
    Date of Patent: June 19, 2001
    Assignee: Callaway Golf Company
    Inventors: Ronald K. Hettinger, Augustin W. Rollinson, Joshua G. Breier