Patents by Inventor Richard C. Helmstetter

Richard C. Helmstetter 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).

  • Patent number: 7497787
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: March 3, 2009
    Assignee: Callaway Golf Club
    Inventors: James M. Murphy, Herbert Reyes, Peter L. Sorocco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: 7491134
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.
    Type: Grant
    Filed: August 27, 2007
    Date of Patent: February 17, 2009
    Assignee: Callaway Golf Company
    Inventors: James M. Murphy, Herbert Reyes, Peter L. Sorocco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: 7387577
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.
    Type: Grant
    Filed: December 4, 2006
    Date of Patent: June 17, 2008
    Assignee: Callaway Golf Company
    Inventors: James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: 7255654
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft-body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.
    Type: Grant
    Filed: February 6, 2006
    Date of Patent: August 14, 2007
    Assignee: Callaway Golf Company
    Inventors: James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: 7252600
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102).
    Type: Grant
    Filed: April 23, 2004
    Date of Patent: August 7, 2007
    Assignee: Callaway Golf Company
    Inventors: James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: 7226364
    Abstract: A method (500) for fitting a golf club to a golfer is disclosed herein. The method includes having a golfer hit a test golf club. If the test golf club is preferred, a final golf club is formed that matches the test golf club. Preferably, the final golf club matches the following parameters of the test golf club: volume, mass, mass location, inertial values, center of gravity location, material composition and shape. In a preferred embodiment, a test golf club with an interchangeable shaft is utilized with the method.
    Type: Grant
    Filed: June 29, 2005
    Date of Patent: June 5, 2007
    Assignee: Callaway Golf Company
    Inventor: Richard C. Helmstetter
  • Patent number: 7147575
    Abstract: A golf club having a club head with a striking plate having a thickness in the range of 0.010 to 0.250 inch is disclosed herein. The club head may be composed of three pieces, a face, a sole and a crown. Each of the pieces may be composed of a titanium material. The striking plate of the club head may have an aspect ratio less than 1.7. The striking plate may also have concentric regions of thickness with the thickness portion in the center. The club head may be composed of a titanium material, have a volume in the range of 175 cubic centimeters to 400 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head may also have a coefficient of restitution greater than 0.8 under test conditions such as the USGA test conditions specified pursuant to Rule 4-1e, Appendix II, of the Rules of Golf for 1998–1999.
    Type: Grant
    Filed: February 10, 2006
    Date of Patent: December 12, 2006
    Assignee: Callaway Golf Company
    Inventors: J. Andrew Galloway, Richard C. Helmstetter, Alan Hocknell, Ronald C. Boyce, Homer E. Aguinaldo, Curtis S. Woolley
  • Patent number: 7144333
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.
    Type: Grant
    Filed: April 23, 2004
    Date of Patent: December 5, 2006
    Assignee: Callaway Golf Company
    Inventors: James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: 7128661
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material The striking plate portion (72) preferably has concentric regions of thickness. The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches.
    Type: Grant
    Filed: June 4, 2004
    Date of Patent: October 31, 2006
    Assignee: Callaway Golf Company
    Inventors: Peter L. Soracco, James M. Murphy, Herbert Reyes, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: 7125344
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a metal material selected from the group consisting of magnesium alloys, aluminum alloys, magnesium and aluminum. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches.
    Type: Grant
    Filed: May 7, 2003
    Date of Patent: October 24, 2006
    Assignee: Callaway Golf Company
    Inventors: Alan Hocknell, Matthew T. Cackett, Richard C. Helmstetter, J. Andrew Galloway, D. Clayton Evans
  • Patent number: 7121955
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an interchangeable aft-body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61), which is attached to the return portion (74) of the face component (60), is selected from a plurality of aft-bodies, each having a different center of gravity location. Each of the aft-bodies (61) is composed of a crown portion (62), a sole portion (64), and a plurality of weights (122) for adjusting location of the center of gravity. An aft-body (61) is selected from the plurality of aft-bodies (61) based on its center of gravity location, so as to provide the club head (40) with a center of gravity location suited to a particular golfer.
    Type: Grant
    Filed: September 9, 2004
    Date of Patent: October 17, 2006
    Assignee: Callaway Golf Company
    Inventors: Daniel M. Stevens, Garth W. Smith, Richard C. Helmstetter, Matthew T. Cackett, Augustin W. Rollnson, J. Andrew Galloway, Alan Hocknell
  • Patent number: 7115047
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an interchangeable aft-body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61), which is attached to the return portion (74) of the face component (60), is selected from a plurality of aft-bodies, each having a different center of gravity location. Each of the aft-bodies (61) is composed of a crown portion (62), a sole portion (64), and a plurality of weights (122) for adjusting location of the center of gravity. An aft-body (61) is selected from the plurality of aft-bodies (61) based on its center of gravity location, so as to provide the club head (40) with a center of gravity location suited to a particular golfer.
    Type: Grant
    Filed: August 24, 2004
    Date of Patent: October 3, 2006
    Assignee: Callaway Golf Company
    Inventors: Daniel M. Stevens, Garth W. Smith, Richard C. Helmstetter, Matthew T. Cackett, Augustin W. Rollnson, J. Andrew Galloway, Alan Hocknell
  • Patent number: 7086962
    Abstract: A golf club having a club head with a striking plate having a thickness in the range of 0.010 to 0.250 inch is disclosed herein. The club head may be composed of three pieces, a face, a sole and a crown. Each of the pieces may be composed of a titanium material. The striking plate of the club head may have an aspect ratio less than 1.7. The striking plate may also have concentric regions of thickness with the thickness portion in the center. The club head may be composed of a titanium material, have a volume in the range of 175 cubic centimeters to 400 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head may also have a coefficient of restitution greater than 0.8 under test conditions such as the USGA test conditions specified pursuant to Rule 4-1e, Appendix II, of the Rules of Golf for 1998–1999.
    Type: Grant
    Filed: January 24, 2006
    Date of Patent: August 8, 2006
    Assignee: Callaway Golf Company
    Inventors: J. Andrew Galloway, Richard C. Helmstetter, Alan Hocknell, Ronald C. Boyce, Homer E. Aguinaldo, Curtis S. Woolley
  • Patent number: 6997821
    Abstract: A golf club having a club head with a striking plate having a thickness in the range of 0.010 to 0.250 inch is disclosed herein. The club head may be composed of three pieces, a face, a sole and a crown. Each of the pieces may be composed of a titanium material. The striking plate of the club head may have an aspect ratio less than 1.7. The striking plate may also have concentric regions of thickness with the thickness portion in the center. The club head may be composed of a titanium material, have a volume in the range of 175 cubic centimeters to 400 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head may also have a coefficient of restitution greater than 0.8 under test conditions such as the USGA test conditions specified pursuant to Rule 4-1e, Appendix II, of the Rules of Golf for 1998-1999.
    Type: Grant
    Filed: July 15, 2003
    Date of Patent: February 14, 2006
    Assignee: Callaway Golf Company
    Inventors: J. Andrew Galloway, Richard C. Helmstetter, Alan Hocknell, Ronald C. Boyce, Homer E. Aguinaldo, Curtis S. Woolley
  • Patent number: 6994637
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft-body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102).
    Type: Grant
    Filed: May 18, 2004
    Date of Patent: February 7, 2006
    Assignee: Callaway Golf Company
    Inventors: James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: 6926619
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an interchangeable aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61), which is attached to the return portion (74) of the face component (60), is selected from a plurality of aft-bodies, each having a different center of gravity location. Each of the aft-bodies (61) is composed of a crown portion (62), a sole portion (64), and at least one weight member (122) for adjusting location of the center of gravity. An aft-body (61) is selected from the plurality of aft-bodies (61) based on its center of gravity location, so as to provide the club head (40) with a center of gravity location suited to a particular golfer.
    Type: Grant
    Filed: April 21, 2004
    Date of Patent: August 9, 2005
    Assignee: Callaway Golf Company
    Inventors: Richard C. Helmstetter, Matthew T. Cackett, Alan Hocknell, Augustin W. Rollinson, J. Andrew Galloway
  • Patent number: 6905420
    Abstract: A putter (100) having a club head (20) having a central aperture (32) with a rearward center of gravity is disclosed herein. The club head (20) has a body (22) that is preferably composed of stainless steel. The body (22) has a face portion (24), a crown portion (26), a sole portion (28) and an aft-mass portion (30). The face portion (24), the crown portion (26), the sole portion (28) and the aft-mass portion (30) define the central aperture (32). The crown portion (26) extends rearward from the face portion (24) over the aft-mass portion (30). The central aperture (32) separates the crown portion (26) from the sole portion (28) and the face portion (24) from the aft-mass portion (30). The crown portion (26) has an alignment means (40) thereon for aiming a golf ball during putting. The putter has novel inertial properties.
    Type: Grant
    Filed: September 10, 2004
    Date of Patent: June 14, 2005
    Assignee: Callaway Golf Company
    Inventors: Larry G. Tang, Roger Cleveland, Richard C. Helmstetter, Augustin W. Rollinson, Wayne H. Byrne, Luke R. Williams
  • Patent number: 6881159
    Abstract: A fairway wood type golf club having a club head with a major body and a minor body is disclosed herein. The major body is composed of a metal material and has a striking plate section, a return section, a sole section, a ribbon section and a ledge portion. The minor body is preferably composed of a composite material and has a crown section and a ribbon section. The striking plate section preferably has variable face thickness. The minor body is preferably attached by a liquid adhesive to the ledge section of the major body.
    Type: Grant
    Filed: June 3, 2003
    Date of Patent: April 19, 2005
    Assignee: Callaway Golf Company
    Inventors: J. Andrew Galloway, Richard C. Helmstetter, Matthew T. Cackett, Alan Hocknell, D. Clayton Evans, Herbert Reyes, Garth W. Smith, James M. Murphy, Augustin W. Rollinson
  • Publication number: 20040259664
    Abstract: A golf club (40) having a club head (42) with a face component (60) and an aft-body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a non-metal material such as a composite material or a thermoplastic material. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.
    Type: Application
    Filed: May 18, 2004
    Publication date: December 23, 2004
    Applicant: CALLAWAY GOLF COMPANY
    Inventors: James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway, Richard C. Helmstetter, Augustin W. Rollinson, Alan Hocknell
  • Patent number: D525300
    Type: Grant
    Filed: July 30, 2004
    Date of Patent: July 18, 2006
    Assignee: Callaway Golf Company
    Inventor: Richard C. Helmstetter