Patents for A63B 53 - Golf clubs (16,045)
02/1991
02/12/1991US4992236 Method of making a golf club head and the article produced thereby
02/12/1991US4991843 Golf club with a plastic head
01/1991
01/29/1991US4988104 Golf club head and process for its fabrication
01/29/1991US4988102 Weighted golf grip
01/23/1991EP0409233A1 Method of manufacturing golf club head
01/22/1991US4986544 Golf putter
01/22/1991US4986541 Iron golf club set
01/15/1991US4984800 Head of golf club and method of producing the same
01/15/1991US4984799 Golf clubhead with a corner-back system of weight distribution
01/15/1991US4984794 Golf club capable of selective angle modification between the shaft and head, and method of assembling the golf club
01/15/1991US4984793 Racket handle cap
01/08/1991US4982963 Golf club swing training device
01/02/1991EP0405655A1 Device for teaching and practising the correct grip on a golf club
01/01/1991US4981297 Spherical golf club grip structure
12/1990
12/27/1990EP0403500A1 Transcutaneous infusion apparatus and methods of manufacture and use
12/25/1990US4979744 Toe-heel weighted golf putter
12/25/1990US4979743 Golf club grip
12/18/1990CA1277967C Calculator for determining frequency matched set of golf clubs
12/11/1990US4976436 Golf putter including ball retrievel means
12/05/1990EP0400278A1 Putter head with ball centring markers
12/05/1990EP0400277A1 Head of a golf club and method of manufacturing the same
12/05/1990EP0400276A1 Putter head
12/04/1990US4974846 Golf club grip
12/01/1990CA2018093A1 Golf club head and manufacturing process thereof
12/01/1990CA2018092A1 Putter head with ball centering marks
12/01/1990CA2018091A1 Putter head
11/1990
11/20/1990US4971321 Constant swing golf club set
11/13/1990CA1276200C Golf club head with sloping keel
11/06/1990US4968037 Putter attachable holder for ball position marker
11/01/1990WO1990012679A1 Injection moulded golf club and method for its manufacture
10/1990
10/31/1990EP0395603A2 A tapered wall shaft with reinforced tip and method for its manufacture
10/23/1990US4964641 Golf club with electrical discharge machined face
10/23/1990US4964640 Iron club head for golf
10/23/1990US4964639 Golf putter
10/18/1990DE3943352A1 Golfschlaeger Golf Clubs
10/17/1990CA2007575A1 Golf club
10/16/1990US4962932 Golf putter head with adjustable weight cylinder
10/16/1990US4962931 Golf putter
10/16/1990US4962927 Putter head
10/10/1990EP0390970A1 Device for precisely orienting a golf club head
10/10/1990EP0318565A4 Golf club including high friction striking face
10/10/1990CA2013994A1 Lightweight steel golf shaft
10/10/1990CA2004915A1 Golf club grip
10/09/1990USRE33372 Tennis racket
10/09/1990US4961576 Constant wall shaft with reinforced tip
10/07/1990CA2013692A1 Apparatus for positioning the head of a golf club
10/02/1990US4960279 Golf putter
09/1990
09/28/1990CA2013135A1 Golf club shaft having selective reinforcement
09/28/1990CA2009334A1 Golf club shaft having selective reinforcement
09/25/1990US4958834 Golf club assembly
09/18/1990US4957294 Golf club head
09/18/1990US4957293 Golf ball marker and holder apparatus for marker
09/11/1990US4955610 Driving iron golf club head
09/11/1990US4955609 Golf club with green surface repair device
09/04/1990US4954198 Shaft composed of multiple tubes inserted into each other
09/04/1990US4953861 Ball hitting sports tool
08/1990
08/28/1990US4951953 Golf club
08/28/1990US4951951 Turf fixing putter
08/28/1990US4951949 Light weight split hosel and putter head
08/22/1990EP0382919A1 Method of producing a product having at least one surface containing a plurality of holes, such as a golf club head or grip, semi-product for carrying out this method and finished product
08/15/1990CA2010079A1 Finished product with at least one face showing a large number of superficial holes and a method for its manufacture
08/14/1990US4948140 Golf club head with dual triangular hosel
08/14/1990US4948132 Golf club
07/1990
07/31/1990US4944515 Hollow golf club head with internal support
07/26/1990DE3943319A1 Golfschlaeger Golf Clubs
07/24/1990US4943059 Golf club having removable head
07/24/1990CA2007576A1 Golf club
07/17/1990US4941666 Golf club, set of golf clubs, and method of producing the same
07/10/1990US4940349 Golf club cleaner
07/10/1990US4940236 Computer golf club
07/03/1990US4938470 Perimeter weighted iron type golf club head with upper alignment and sighting area and complementary weighting system
06/1990
06/27/1990EP0375586A2 Aerodynamic casing which is adaptable shape depending on the action of the flow released
06/26/1990US4936582 Golf club
06/20/1990CA2006233A1 Aerodynamic casing which is adaptable shape depending on the action of the flow released
06/19/1990US4934703 Durable wooden golf club head
06/19/1990US4934702 Putter
06/14/1990WO1990006157A1 Improvements in putting clubs
06/12/1990US4932661 Extensible exercise golf club
06/12/1990US4932659 Golf putter with alignment device
06/12/1990US4932658 Golf club head
06/07/1990CA2004912A1 Putting clubs
06/05/1990US4930783 Golf club
06/05/1990US4930781 Constant resonant frequency golf club head
05/1990
05/31/1990DE3939101A1 Golf green putter
05/30/1990EP0370978A2 Constant wall shaft with reinforced tip
05/30/1990EP0370530A1 Golf-club
05/29/1990US4928972 Iron club head for golf
05/29/1990US4928965 Golf club and method of designing same
05/22/1990US4927144 Putter
05/15/1990US4925190 Combination golf club and turf repair tool
05/08/1990US4923197 Set of golf clubs
05/01/1990US4921253 Golf club
05/01/1990US4921252 Iron type golf club head with integral sighting and alignment means
04/1990
04/24/1990US4919861 Method for conditioning golf club grip
04/24/1990US4919431 Golf club head
04/24/1990US4919430 Golf club head
04/24/1990US4919428 Golf putter with blade tracking, twist prevention and alignment transfer structure, alignment maintaining structures, and audible impact features
04/24/1990US4919424 Golf putter
04/24/1990US4919420 Grip of a golf club and a manufacturing method thereof
04/17/1990US4917384 Golf club