1
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. Callaway Golf Company, Michael A Catania, Elaine H Lo, January 23, 2007: US07166038 (186 worldwide citation)

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 o ...


2
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. Callaway Golf Company, Michael A Catania, Elaine H Lo, January 30, 2007: US07169060 (138 worldwide citation)

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 ...


3
D Clayton Evans, Larry G Tang: Golf club head with tungsten alloy sole applications. Callaway Golf Company, Michael A Catania, Elaine H Lo, May 18, 2010: US07717807 (102 worldwide citation)

A wood-type golf club head (20) with a main body (22) and a minor body (24) is disclosed herein. The main body (26) has a front portion (30), a crown portion (25), a partial toe portion (27), a partial heel portion (26), a partial rear portion (28) and a partial sole portion (29). The minor body (24 ...


4

5
Larry G Tang, Augustin W Rollinson, Roger Cleveland: Putter-type club head. Callaway Golf Company, Michael A Catania, Elaine H Lo, December 12, 2006: US07147569 (85 worldwide citation)

A putter-type club head (20) having a body (22) and a peripheral mass belt (23) is disclosed herein. The putter-type club head (20) has a body (22) that is preferably composed of an aluminum alloy. The body (22) preferably has a face portion (24), a crown portion (26), a sole portion (28) and a colu ...


6
Larry G Tang, J Neil Hall, Sean Griffin: Golf club head. Callaway Golf Company, Rebecca Hanovice, Michael A Catania, Sonia Lari, May 7, 2013: US08435134 (80 worldwide citation)

A golf club head (20) having optimized ball speed robustness is disclosed. The golf club head (20) preferably has one or more channels (100, 110, 120) disposed proximate to a striking face (40), and in some embodiments the one or more channels (100, 110, 120) substantially encircle the striking face ...


7
Luke R Williams, Larry G Tang, Daniel M Stevens, Ronald K Hettinger, Michael Hallack, Evan D Gibbs, Matthew T Cackett, Alan Hocknell: Golf club head. Callaway Golf Company, Michael A Catania, Elaine H Lo, January 13, 2009: US07476161 (79 worldwide citation)

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 o ...


8
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. Callaway Golf Company, Michael A Catania, Elaine H Lo, December 11, 2007: US07306527 (65 worldwide citation)

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 o ...


9

10
Larry G Tang, J Neil Hall, Sean Griffin: Golf club head. Callaway Golf Company, Rebecca Hanovice, Michael A Catania, Sonia Lari, January 21, 2014: US08632419 (60 worldwide citation)

A golf club head (20) having optimized ball speed robustness is disclosed. The golf club head (20) preferably has one or more channels (100, 110, 120) disposed proximate to a striking face (40), and in some embodiments the one or more channels (100, 110, 120) substantially encircle the striking face ...