Magnetic golf club cover

Magnetic golf club cover

Magnetic golf club swing sensor and golf simulator

Magnetic golf putting training device

Magnetic putter

Mallet and blade putter heads

Mallet-type putter and eye predominance determining method for g

Measurement of the coefficient of restitution of a golf club

Metal wood

Metal wood

Metal wood golf club head with selectable loft and lie...

Method and apparatus for achieving an improved golf swing

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