Daniel Max Stone

US Patent:

20130217515, Aug 22, 2013

Filed:

Mar 13, 2013

Appl. No.:

13/800865

Inventors:

SRI Sports Limited - , US
Trent E. Garner - Champaign IL, US
Kevin A. Wolfe - Huntington Beach CA, US
Daniel J. Stone - Long Beach CA, US
Christopher J. Beck - Costa Mesa CA, US
Todd D. Harman - Huntington Beach CA, US
Brent L. Newsome - Corona CA, US
Michael J. Wallans - Huntington Beach CA, US
Nathaniel J. Radcliffe - Huntington Beach CA, US

Assignee:

SRI Sports Limited - Kobe-shi

International Classification:

A63B 53/04

US Classification:

473350, 473324

Abstract:

A muscle-back iron golf club head includes a blade-like upper mass, a muscle-like lower mass, a planar front surface, a top surface, a sole surface, a heel surface, a toe surface, and a rear surface having a first contour. A recess is in the rear surface, the recess having a first portion in the blade-like upper mass and a second portion in the muscle-like lower mass. An insert may be provided in the recess, and such insert may substantially fill the recess and may include a back surface having a second contour which is different from the first contour of the club head rear surface.

US Patent:

20140329615, Nov 6, 2014

Filed:

Jul 17, 2014

Appl. No.:

14/333922

Inventors:

- Kobe-shi, JP
Trent E. Garner - Champaign IL, US
Kevin A. Wolfe - Huntington Beach CA, US
Daniel J. Stone - Long Beach CA, US
Christopher J. Beck - Costa Mesa CA, US
Todd D. Harman - Huntington Beach CA, US
Brent L. Newsome - Corona CA, US
Michael J. Wallans - Huntington Beach CA, US
Nathaniel J. Radcliffe - Huntington Beach CA, US

International Classification:

A63B 53/04
A63B 59/00

US Classification:

473332

Abstract:

A muscle-back iron golf club head includes a blade-like upper mass, a muscle-like lower mass, a planar front surface, a top surface, a sole surface, a heel surface, a toe surface, and a rear surface having a first contour. A recess is in the rear surface, the recess having a first portion in the blade-like upper mass and a second portion in the muscle-like lower mass. An insert may be provided in the recess, and such insert may substantially fill the recess and may include a back surface having a second contour which is different from the first contour of the club head rear surface.