Patents by Inventor Michael Hallack

Michael Hallack 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).

  • Publication number: 20080039234
    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: Application
    Filed: October 8, 2007
    Publication date: February 14, 2008
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: LUKE WILLIAMS, LARRY TANG, DANIEL STEVENS, RONALD HETTINGER, MICHAEL HALLACK, EVAN GIBBS, MATTHEW CACKETT, ALAN HOCKNELL
  • Publication number: 20080032818
    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: Application
    Filed: October 8, 2007
    Publication date: February 7, 2008
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: Luke Williams, Larry Tang, Daniel Stevens, Ronald Hettinger, Michael Hallack, Evan Gibbs, Alan Hocknell, Matthew Cackett
  • Publication number: 20080032820
    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 480 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 2000 grams-centimeters squared.
    Type: Application
    Filed: October 5, 2007
    Publication date: February 7, 2008
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: DANIEL STEVENS, LUKE WILLIAMS, LARRY TANG, RONALD HETTINGER, MICHAEL HALLACK, EVAN GIBBS, ALAN HOCKNELL, MATTHEW CACKETT
  • Publication number: 20080026871
    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: Application
    Filed: October 8, 2007
    Publication date: January 31, 2008
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: LUKE WILLIAMS, LARRY TANG, DANIEL STEVENS, RONALD HETTINGER, MICHAEL HALLACK, EVAN GIBBS, ALAN HOCKNELL, MATTHEW CACKETT
  • Patent number: 7311613
    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 480 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 Lxx axis through the center of gravity of the golf club head greater than 2000 grams-centimeters squared.
    Type: Grant
    Filed: November 30, 2006
    Date of Patent: December 25, 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
  • 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
  • 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
  • Publication number: 20070202964
    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: Application
    Filed: May 14, 2007
    Publication date: August 30, 2007
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: Luke Williams, Larry Tang, Daniel Stevens, Ronald Hettinger, Michael Hallack, Evan Gibbs, Alan Hocknell, Matthew Cackett
  • Publication number: 20070178992
    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: Application
    Filed: April 23, 2007
    Publication date: August 2, 2007
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: Luke Williams, Larry Tang, Daniel Stevens, Ronald Hettinger, Michael Hallack, Evan Gibbs, Alan Hocknell, Matthew Cackett
  • Publication number: 20070117649
    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: Application
    Filed: January 19, 2007
    Publication date: May 24, 2007
    Inventors: Luke Williams, Larry Tang, Daniel Stevens, Ronald Hettinger, Michael Hallack, Evan Gibbs
  • Publication number: 20070099722
    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 480 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 Lxx axis through the center of gravity of the golf club head greater than 2000 grams-centimeters squared.
    Type: Application
    Filed: November 30, 2006
    Publication date: May 3, 2007
    Inventors: Daniel Stevens, Luke Williams, Larry Tang, Ronald Hettinger, Michael Hallack, Evan Gibbs, Alan Hocknell, Matthew Cackett
  • 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
  • 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
  • Publication number: 20060148587
    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: Application
    Filed: August 22, 2005
    Publication date: July 6, 2006
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: Daniel Stevens, Luke Williams, Larry Tang, Ronald Hettinger, Michael Hallack, Evan Gibbs
  • Publication number: 20060148586
    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 lzz axis through the center of gravity of the golf club head greater than 4000 grams-centimeters squared, and a moment of inertia about the lxx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared.
    Type: Application
    Filed: July 26, 2005
    Publication date: July 6, 2006
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: Luke Williams, Larry Tang, Daniel Stevens, Ronald Hettinger, Michael Hallack, Evan Gibbs
  • 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
  • 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