Patents by Inventor Ronald K. Hettinger

Ronald K. Hettinger 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).

  • Golf club head
    Patent number: 7306527
    Abstract: A golf club head (42) having a substantially square or rectangular body is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) preferably has a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 4000 grams-centimeters squared, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.
    Type: Grant
    Filed: April 23, 2007
    Date of Patent: December 11, 2007
    Assignee: Callaway Golf Company
    Inventors: Luke R. Williams, Larry G. Tang, Daniel M. Stevens, Ronald K. Hettinger, Michael Hallack, Evan D. Gibbs, Alan Hocknell, Matthew T. Cackett
  • Golf club head
    Patent number: 7291075
    Abstract: A golf club head (42) having a substantially square or rectangular body is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) preferably has a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 4000 grams-centimeters squared, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.
    Type: Grant
    Filed: January 19, 2007
    Date of Patent: November 6, 2007
    Assignee: Callaway Golf Company
    Inventors: Luke R. Williams, Larry G. Tang, Daniel M. Stevens, Ronald K. Hettinger, Michael Hallack, Evan D. Gibbs
  • Golf club head
    Patent number: 7278927
    Abstract: A golf club head (42) having a delta of the coefficient of restitution between a geometric face center of the face (72) and a location (806) 0.5 inch sole-ward from the face center that is less than 0.065. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) preferably has a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 4000 grams-centimeters squared, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.
    Type: Grant
    Filed: January 15, 2007
    Date of Patent: October 9, 2007
    Assignee: Callaway Golf Company
    Inventors: Evan D. Gibbs, Ronald K. Hettinger, Luke R. Williams
  • Golf club head composed of damascene patterned metal
    Patent number: 7172519
    Abstract: A golf club head composed of a damascene patterned metal, such as a Damascus steel, is disclosed. The golf club head may be a putter head or an iron-type club head with a majority of the club head body formed of the damascene patterned metal, or a wood-type club head or an iron-type club head with a damascene patterned metal face insert.
    Type: Grant
    Filed: January 11, 2006
    Date of Patent: February 6, 2007
    Assignee: Callaway Golf Company
    Inventors: Wayne H. Byrne, Ronald K. Hettinger, Uday V. Deshmukh, Herbert Reyes
  • Golf club head
    Patent number: 7169060
    Abstract: A golf club head (42) having more than 50% of a volume forward of a center of gravity and more than 50% of a mass rearward of the center of gravity is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) preferably has a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 4000 grams-centimeters squared, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.
    Type: Grant
    Filed: August 22, 2005
    Date of Patent: January 30, 2007
    Assignee: Callaway Golf Company
    Inventors: Daniel M. Stevens, Luke R. Williams, Larry G. Tang, Ronald K. Hettinger, Michael Hallack, Evan D. Gibbs, Alan Hocknell, Matthew T. Cackett
  • Golf club head
    Patent number: 7166038
    Abstract: A golf club head (42) having a substantially square or rectangular body is disclosed herein. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) preferably has a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 4000 grams-centimeters squared, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.
    Type: Grant
    Filed: July 26, 2005
    Date of Patent: January 23, 2007
    Assignee: Callaway Golf Company
    Inventors: Luke R. Williams, Larry G. Tang, Daniel M. Stevens, Ronald K. Hettinger, Michael Hallack, Evan D. Gibbs, Alan Hocknell, Matthew T. Cackett
  • Putterhead with dual milled face pattern
    Patent number: 7166039
    Abstract: A putter-head (20) with a body (22) having a striking face (24) is disclosed herein. The striking face (24) has a dual milled pattern thereon. Preferably, a central area (40) has a first milled pattern and a periphery region (42) has a second milled pattern. The body (22) is composed of a metal material, preferably a stainless steel material.
    Type: Grant
    Filed: January 13, 2006
    Date of Patent: January 23, 2007
    Assignee: Calaway Golf Company
    Inventors: Ronald K. Hettinger, Wayne H. Byrne, Lionel Poincenot
  • Golf club head
    Patent number: 7163468
    Abstract: A golf club head (42) having a standard deviation of coefficient of restitution of less than 0.226 is disclosed herein. The golf club head (42) also preferably has a delta of the coefficient of restitution between a geometric face center of the face (72) and a location (806) 0.5 inch sole-ward from the face center that is less than 0.065. The golf club head (42) preferably has a volume ranging from 420 cubic centimeters to 470 cubic centimeters. The golf club head (42) preferably has a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 4000 grams-centimeters squared, and a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.
    Type: Grant
    Filed: September 7, 2005
    Date of Patent: January 16, 2007
    Assignee: Callaway Golf Company
    Inventors: Evan D. Gibbs, Ronald K. Hettinger, Luke R. Williams, Alan Hocknell, Matthew T. Cackett
  • Putter-type golf club head with an insert
    Patent number: 7144335
    Abstract: A method for manufacturing a golf club head with an insert having a face plate is disclosed herein. The insert is disposed in a recess of the club head in which the recess has a depth that is greater than the thickness of the insert. The insert preferably has a plurality of tabs on its perimeter to engage the recess walls to allow the insert to essentially float within the recess. An adhesive is preferably disposed between the rear wall of the recess and an interior surface of the insert. Further, an adhesive is applied between the plurality of tabs, and preferably over the exterior surface of each of the plurality of tabs.
    Type: Grant
    Filed: May 19, 2006
    Date of Patent: December 5, 2006
    Assignee: Callaway Golf Company
    Inventors: Joshua G. Breier, Wayne H. Byrne, Augustin W. Rollinson, Ronald K. Hettinger, Pijush K. Dewanjee, Herbert Reyes, John G. Guard, Robert R. Lang, Andrew Oldknow
  • Putter-type golf club head with an insert
    Patent number: 7115041
    Abstract: A method for manufacturing a golf club head with an insert having a face plate is disclosed herein. The insert is disposed in a recess of the club head in which the recess has a depth that is greater than the thickness of the insert. The insert is preferably composed of a thermoplastic polyurethane material formed from a polytetramethylene ether glycol terminated hexamethylene diisocyanate prepolymer having a NCO group content of 8.0% to 12.0%, and a 1,4 butane diol. An adhesive is preferably disposed between the rear wall of the recess and an interior surface of the insert. Further, an adhesive is applied between the plurality of tabs, and preferably over the exterior surface of each of the plurality of tabs.
    Type: Grant
    Filed: August 6, 2004
    Date of Patent: October 3, 2006
    Assignee: Callaway Golf Company
    Inventors: John G. Guard, Joshua G. Breier, Wayne H. Byrne, Augustin W. Rollinson, Ronald K. Hettinger, Pijush K. Dewanjee, Herbert Reyes, Andrew Oldknow, Robert R. Lang
  • Face component of a golf club head
    Patent number: D525334
    Type: Grant
    Filed: August 3, 2005
    Date of Patent: July 18, 2006
    Assignee: Callaway Golf Company
    Inventor: Ronald K. Hettinger
  • Golf club head
    Patent number: D527434
    Type: Grant
    Filed: July 19, 2005
    Date of Patent: August 29, 2006
    Assignee: Callaway Golf Company
    Inventors: Philip G. Foster, Ronald K. Hettinger, Luke R. Williams
  • Golf club head
    Patent number: D529112
    Type: Grant
    Filed: August 17, 2005
    Date of Patent: September 26, 2006
    Assignee: Callaway Golf Company
    Inventors: Larry G. Tang, Michael Hallack, Ronald K. Hettinger, Philip G. Foster, Luke R. Williams
  • Golf club head
    Patent number: D529562
    Type: Grant
    Filed: August 4, 2005
    Date of Patent: October 3, 2006
    Assignee: Callaway Golf Company
    Inventors: Philip G. Foster, Ronald K. Hettinger, Luke R. Williams
  • Putter head
    Patent number: D532468
    Type: Grant
    Filed: January 12, 2006
    Date of Patent: November 21, 2006
    Assignee: Callaway Golf Company
    Inventor: Ronald K. Hettinger
  • Putter head face
    Patent number: D533613
    Type: Grant
    Filed: April 24, 2006
    Date of Patent: December 12, 2006
    Assignee: Callaway Golf Company
    Inventors: Wayne H. Byrne, Ronald K. Hettinger, Lionel Poincenot
  • Putter head face
    Patent number: D533913
    Type: Grant
    Filed: April 24, 2006
    Date of Patent: December 19, 2006
    Assignee: Callaway Golf Company
    Inventors: Wayne H. Byrne, Ronald K. Hettinger, Lionel Poincenot
  • Golf club head
    Patent number: D534230
    Type: Grant
    Filed: January 16, 2006
    Date of Patent: December 26, 2006
    Assignee: Callaway Golf Company
    Inventors: Larry G. Tang, Michael Hallack, Ronald K. Hettinger, Matthew T. Cackett, Philip G. Foster, Luke R. Williams
  • Golf club grip
    Patent number: D547406
    Type: Grant
    Filed: July 13, 2006
    Date of Patent: July 24, 2007
    Assignee: Callaway Golf Company
    Inventors: Mark Noyes, Catherine Brookshire-Herron, Ronald K. Hettinger
  • Putter head
    Patent number: D548293
    Type: Grant
    Filed: May 19, 2006
    Date of Patent: August 7, 2007
    Assignee: Callaway Golf Company
    Inventors: Roger Cleveland, Ronald K. Hettinger