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Class Information
Number: 473/221
Name: Games using tangible projectile > Golf > Practice swingable implement or indicator associated with swingable implement > With electrical sensor or electrical indicator
Description: Subject matter which includes a device operated by electrical current to detect a condition of the first or second instrument; or to provide a player with information concerning a condition of the first or second instrument.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7427238 |
Golf club swinging guide |
Sep. 23, 2008 |
| 7419438 |
Putter with a distance measurement mechanism |
Sep. 2, 2008 |
| 7404774 |
Rule based body mechanics calculation |
Jul. 29, 2008 |
| 7404146 |
Input device for portable handset |
Jul. 22, 2008 |
| 7331875 |
Attachable sensor for putting stroke path and plane detection |
Feb. 19, 2008 |
| 7329193 |
Electronic golf swing analyzing system |
Feb. 12, 2008 |
| 7311611 |
Method and apparatus for determining golf ball performance versus golf club configuration in accordance with a golfer's individual swing characteristics |
Dec. 25, 2007 |
| 7297069 |
Putting practice aid |
Nov. 20, 2007 |
| 7264555 |
Diagnostic golf club system |
Sep. 4, 2007 |
| 7217197 |
Golf swing training device |
May. 15, 2007 |
| 7101287 |
Sports training apparatus and sports training system |
Sep. 5, 2006 |
| 7033281 |
Augmented kinematic feedback device and method |
Apr. 25, 2006 |
| 7022026 |
Golf club swing analyzers |
Apr. 4, 2006 |
| 7001283 |
Training machine for golf swing |
Feb. 21, 2006 |
| 6991552 |
Swing monitoring device |
Jan. 31, 2006 |
| 6923728 |
Golf club face impact alignment device |
Aug. 2, 2005 |
| 6837799 |
Putter with alignment system |
Jan. 4, 2005 |
| 6739981 |
Golf club angular orientation indicating device |
May. 25, 2004 |
| 6736735 |
Sports swing training apparatus |
May. 18, 2004 |
| 6702690 |
Golf putting trainer device |
Mar. 9, 2004 |
| 6699138 |
Golf swing indication device |
Mar. 2, 2004 |
| 6648769 |
Instrumented golf club system & method of use |
Nov. 18, 2003 |
| 6638175 |
Diagnostic golf club system |
Oct. 28, 2003 |
| 6602146 |
Putting skill game |
Aug. 5, 2003 |
| 6527648 |
Measurement of the coefficient of restitution of a golf club |
Mar. 4, 2003 |
| 6485374 |
Golf ball striking trainer |
Nov. 26, 2002 |
| 6461246 |
Device for putt-practice |
Oct. 8, 2002 |
| 6461248 |
Electronic golf ball putter |
Oct. 8, 2002 |
| 6413167 |
Golf overswing alerting mechanism and golf club with overswing alerting mechanism |
Jul. 2, 2002 |
| 6402632 |
Golf swing training apparatus |
Jun. 11, 2002 |
| 6402634 |
Instrumented golf club system and method of use |
Jun. 11, 2002 |
| 6398663 |
Golf position and parallel indicating device for the top of backswing |
Jun. 4, 2002 |
| 6371862 |
Game apparatus and method |
Apr. 16, 2002 |
| 6364785 |
Golf training device |
Apr. 2, 2002 |
| 6277030 |
Golf swing training and correction system |
Aug. 21, 2001 |
| 6261189 |
Human movement and golf swing monitoring and training system |
Jul. 17, 2001 |
| 6227984 |
Golf swing analysis methods |
May. 8, 2001 |
| 6224493 |
Instrumented golf club system and method of use |
May. 1, 2001 |
| 6196932 |
Instrumented sports apparatus and feedback method |
Mar. 6, 2001 |
| 6149532 |
Golf ball impact detection system for improving a golf swing |
Nov. 21, 2000 |
| 6139442 |
Golf swing learning aid |
Oct. 31, 2000 |
| 6123626 |
Laser putter system |
Sep. 26, 2000 |
| 6093119 |
Football training and evaluation apparatus |
Jul. 25, 2000 |
| 5984798 |
Method and apparatus for achieving an improved golf swing |
Nov. 16, 1999 |
| 5871406 |
Golf swing timing process |
Feb. 16, 1999 |
| 5776007 |
Putting practice device |
Jul. 7, 1998 |
| 5743805 |
Golf swing timing trainer |
Apr. 28, 1998 |
| 5733202 |
Laser putt training aid |
Mar. 31, 1998 |
| 5718639 |
Opto-electric golf club swing sensing system having vertically offset sensors |
Feb. 17, 1998 |
| 5703294 |
Method of evaluating the vibration characteristics of a sporting implement such as a golf club |
Dec. 30, 1997 |
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