Patents by Inventor David C. Martens

David C. Martens 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).

  • Multi-material golf club head
    Patent number: 11986709
    Abstract: A golf club head that is capable of preserving the metallic acoustic signature of an entirely metallic golf club head all while utilizing a lightweight composite material is disclosed herein. More specifically, the golf club head in accordance with the present invention creates a frontal acoustic chamber in conjunction with a rear weight saving chamber via a panel member barrier is disclosed. The panel member may even be combined with an optimized thickness relationship at the transition region between the striking face portion and the panel member to further optimize the performance of the golf club head.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: May 21, 2024
    Assignee: Acushnet Company
    Inventors: Stephen S. Murphy, Richard Sanchez, Grant M. Martens, Stephanie Luttrell, Christopher D. Harvell, Darryl C. Galvan, Noah de la Cruz, David S. Cornelius
  • INSULATING WALL PANEL APPARATUSES, SYSTEMS, AND METHODS
    Publication number: 20100107539
    Abstract: Methods, systems, and apparatuses for an insulated wall panel. An embodiment of the insulated wall panel having an insulating layer with sheathing on one side and a plurality of studs on the other. Another embodiment of the insulated wall panel having a removable chase portion formed in an insulating panel.
    Type: Application
    Filed: November 5, 2008
    Publication date: May 6, 2010
    Inventors: Clark M. Martens, Travis Bolt, David C. Martens
  • WALL PANEL APPARATUSES AND METHODS
    Publication number: 20090044479
    Abstract: Apparatuses and methods for a wall panel having a support element and an insulation element.
    Type: Application
    Filed: August 16, 2007
    Publication date: February 19, 2009
    Applicant: TITAN STRUCTURAL, L.L.C.
    Inventors: Clark M. Martens, David C. Martens