Method and apparatus for determining golf ball performance...

Method and apparatus for golf club swing training

Method and apparatus for improving a golfer's putting...

Method and apparatus for improving putting skill

Method and apparatus for measuring golf green speeds

Method and apparatus for practicing putting stroke

Method and apparatus for training a user to swing a golf club

Method and apparatus to determine object striking instrument mov

Method and apparatus to determine object striking instrument mov

Method and device implementing a custom fit putter

Method and system for athletic motion analysis and instruction

Method for achieving an optimal golf stance

Method for club fitting

Method for producing golf clubs that are individually...

Method for training golf putting skills

Method of aligning a golf ball with a golf club and golf...

Method of and apparatus for adjusting loft and lie angles of...

Method of and system for analyzing a golf club swing

Method of swing training for sports

Methods and apparatus for a metal wood-type golf club