Callaway Golf Company

Other

Daniel M Stevens

Alan Hocknell

Matthew T Cackett

Luke R Williams

Evan D Gibbs

Michael J Hallack

Larry G Tang

Ronald K Hettinger

D Clayton Evans

Denver Holt

James C Wenck

Joel B Erickson

Garth W Smith

Philip G Foster

Steven S Ogg

Konrad Lenhof

Jerry V Blanke

Kevin Weejoung Kim

Broadus Perry Wall, Jr

Roger C Cleveland

Richard C Helmstetter

J Andrew Galloway

William C Watson

Wayne H Byrne

Brandon T Vincent

Philip A Mickelson

Augustin W Rollnson

Augustin W Rollinson

Homer E Aguinaldo

An improved range finder for use on a golf course. The improved range finder includes means for identifying the closest target in a field of view during a sweep operation of the field of view and means for presenting the distance of the closest target at the conclusion of the sweep operation of the field of view. The improved range finder preferably uses infrared light to detect a flagstick.

Laser range finder for use on a golf course

A hybrid type golf club head is disclosed herein. The hybrid golf club head preferably has an increased heel/toe camber to minimize drag through rough when a golfer swings the hybrid golf club. A sole of the hybrid golf club head is relieved to allow for the face angle to open without the leading edge lifting too high.

Hybrid golf club head

A golf club () having a club head () with an interchangeable shaft () is disclosed herein. The golf club () includes a tube () mounted in the club head (), and a sleeve () mounted on a tip end () of the shaft (). The tube () includes a tapered portion () and a rotation prevention portion (). The sleeve () has a frustoconical portion () and a keyed portion () that are respectively received in the tapered portion () and the rotation prevention portion () of the tube (). The golf club () further includes a mechanical fastener () for removably securing the shaft () to the club head ().

Interchangeable shaft for a golf club

A hybrid type golf club head is disclosed herein. The hybrid golf club head preferably has an exterior heel weight, an exterior toe weight, and interior sole weight and a stainless steel body. The hybrid golf club head preferably has a moment of inertia Ixx about a center of gravity ranging from 2100 to 2300 grams-centimeters squared.

Golf club head

Intgerchangeable shaft for a golf club

A golf club () has a golf club head with a large mass, relatively short club length and a moment of inertia about the Izz axis through the center of gravity of the golf club head greater than 5000 grams-centimeters squared. The golf club head () preferably has a volume ranging from 400 cubic centimeters to 470 cubic centimeters. The golf club head () preferably has a moment of inertia about the Ixx axis through the center of gravity of the golf club head greater than 3000 grams-centimeters squared. The golf club () preferably has an inertia ratio greater than 0.0019.

Golf club with high moment of inertia

Growing community of inventors

San Diego, CA, United States of America

Daniel M Stevens