| Patents for A63B 49 - Tennis, badminton, or like rackets (4,906) |
|---|
| 08/14/1991 | EP0440682A1 Process and device for stringing rackets for ball games. |
| 08/13/1991 | US5039097 Snap-on weight for a tennis racket |
| 08/13/1991 | US5039096 Shock absorbing racket |
| 08/08/1991 | WO1991011224A1 Racket with elastic string guide |
| 08/08/1991 | WO1991011223A1 Spiral band covering, thinner at the edges, for tennis racquet handles |
| 08/07/1991 | CN2082181U Damping structure of racket handle |
| 08/06/1991 | US5037103 Golf club with improved handle |
| 08/06/1991 | US5037098 Tennis racquet with tapered profile frame |
| 08/06/1991 | US5037097 Sports racket |
| 07/30/1991 | US5035428 Rotating grip for a baseball bat |
| 07/24/1991 | CN2081310U Racket press |
| 07/23/1991 | US5034082 Method of constructing a tennis racket |
| 07/17/1991 | CN2080856U Racket with frame internal-side having notch |
| 07/16/1991 | CA1286332C Racket with improved shaft |
| 07/11/1991 | WO1991009652A1 Racket with an injection moulded handle, and method for making same |
| 07/10/1991 | EP0436391A2 Hybrid prepreg, manufacturing method therefor and articles incorporating such prepreg |
| 07/09/1991 | US5029859 Protective bumper strip, especially for wide body tennis racquets |
| 07/09/1991 | US5029858 Structure of a composite fiber racket |
| 06/19/1991 | EP0432398A1 Tennis racket frame |
| 06/05/1991 | EP0429533A1 Sports racket. |
| 06/04/1991 | US5020800 Shock damping and absorbing racket |
| 05/30/1991 | WO1991007281A1 Method of producing a cohesive finish on composite materials |
| 05/28/1991 | US5018734 Grip locating apparatus for sporting article handle |
| 05/28/1991 | US5018733 Handgrip for a racket for ball games |
| 05/21/1991 | US5016895 Cycle fork with fiber reinforced resin blades and crown and method of making same |
| 05/14/1991 | US5014987 Frame for sports racket |
| 05/01/1991 | CA2023934A1 High aspect ratio tennis racket head and method of stringing |
| 04/25/1991 | DE4030133A1 Coolant and vibration damper - is for handles of tennis or squash racquets, and consists of cartridge inserted into hollow handle |
| 04/25/1991 | DE3934209A1 Soft polyvinyl chloride handgrip for sports appts. - has preformed sheath slightly smaller than handle core and warmed, pulled over core, shrunk and bonded in position |
| 04/23/1991 | US5009422 Sports racket |
| 04/16/1991 | CA1283135C Weighted golf grip |
| 04/11/1991 | DE3933831C1 Handle for games racquet - has hollow plastics section defining two chambers |
| 04/09/1991 | US5005834 Multi-frame racket |
| 04/03/1991 | CN2074194U Racket handle |
| 03/26/1991 | US5002278 Racket |
| 03/21/1991 | WO1991003283A1 Racquets, especially tennis racquets |
| 03/19/1991 | US5000452 Tennis racket, handle cap, and handle grip wrapping |
| 03/14/1991 | DE3929972A1 Tennis racket with adjustable tension - has resiliently adjustable connection between handle and grip part |
| 03/12/1991 | CA2042039A1 Rackets, especially tennis rackets |
| 03/07/1991 | WO1991002567A1 Handle end for tennis racquet |
| 03/05/1991 | US4997186 Racket frame having multi-dimensional cross-sectional construction |
| 02/28/1991 | DE3928295A1 Griffsockel fuer ballschlaeger Handle base for ballschlaeger |
| 02/19/1991 | US4993711 Tennis racket with vibration-damping stringing |
| 02/07/1991 | WO1991001246A1 Cycle fork with fiber reinforced resin blades and crown and method of making same |
| 02/05/1991 | US4989871 Badmington racquet structure |
| 02/05/1991 | US4989870 Tennis racket |
| 01/29/1991 | US4988101 Shock absorbing string post for sports rackets |
| 01/29/1991 | US4988100 Tennis racket with separable head and handle assembly |
| 01/24/1991 | WO1990014870A3 Tennis racket |
| 01/24/1991 | DE4021881A1 Sports racket for resilient balls - is tuned to resonant frequency between 400 and 100 Hz |
| 01/22/1991 | US4986949 Method of making composite bicycle frames |
| 01/17/1991 | DE3923268A1 Tennis racket with slide-on handle - incorporates detent locking system to secure grip in place |
| 01/17/1991 | DE3922701A1 Tension frame for sports rackets - uses mandrel-like tool pieces to produce string holes |
| 01/15/1991 | US4984793 Racket handle cap |
| 01/15/1991 | US4984792 Weighted tennis/racquetball racket |
| 01/15/1991 | CA1279075C Games racket |
| 01/09/1991 | EP0262136B1 Racket cover |
| 01/08/1991 | US4982975 Composite bicycle frame with pressure molded juncture |
| 01/03/1991 | DE3940294C1 Tennis racket with inclined strings - has strings threaded through edges of frame members to reduce risk of ball hitting frame |
| 01/02/1991 | EP0383867A4 Two-handed racquet |
| 01/02/1991 | CN1048189A Hollw elongate mouldings |
| 01/01/1991 | US4981639 Method of moulding racquets with stringing holes |
| 12/27/1990 | EP0403500A1 Transcutaneous infusion apparatus and methods of manufacture and use |
| 12/25/1990 | US4979742 Tennis ball holder |
| 12/18/1990 | US4978123 Racket with rotary crosshandle |
| 12/13/1990 | WO1990014870A2 Tennis racket |
| 12/12/1990 | EP0401498A2 Hollow, elongate mouldings |
| 12/11/1990 | CA1277687C Multilayered material tennis racket |
| 12/05/1990 | CN2066756U 球拍 Racket |
| 12/04/1990 | US4974845 Ball Beater as well as process for producing same |
| 11/22/1990 | EP0186686B1 Vibration dampening device for sporting rackets |
| 11/14/1990 | EP0396547A1 Ball-striking device, in particular tennis or squash racket |
| 10/23/1990 | US4964645 Racket handle |
| 10/23/1990 | US4964635 Tennis racket |
| 10/18/1990 | WO1990011804A1 Tennis racket with separable head and handle |
| 10/17/1990 | CN2063828U Extendible badminton racket |
| 10/09/1990 | USRE33372 Tennis racket |
| 10/09/1990 | US4961572 Grip guide for tennis racquet |
| 09/27/1990 | DE3909184A1 Ball-game racket with variable centre of gravity |
| 09/26/1990 | EP0388764A1 Envelope made of heat-shrinkable synthetic material |
| 09/26/1990 | CN2062638U Shuttlecock and racket |
| 09/13/1990 | DE3907881A1 Racket grip for a sports racket and process for its production and method for its adaptation |
| 09/12/1990 | EP0386153A1 Composite bicycle frames and methods of making same |
| 09/12/1990 | CN2061849U Racket for table tennis |
| 09/12/1990 | CN1009527B Universal handle of physical training apparatus |
| 09/04/1990 | US4953861 Ball hitting sports tool |
| 08/29/1990 | EP0383867A1 Two-handed racquet |
| 08/23/1990 | WO1990009215A1 Vibration dampening device for a sports racket |
| 08/23/1990 | WO1990009214A1 A handle for sports racquets |
| 08/23/1990 | WO1990009213A1 Racket frame having holes for frame stiffness |
| 08/22/1990 | CN2060681U Device for winding the handle of badminton racket of carbon fibre |
| 08/21/1990 | US4949968 Racket for ball games, in particular tennis, as well as stringing device therefor |
| 08/16/1990 | EP0241393B1 Device for damping the vibrations of racket strings |
| 08/16/1990 | DE3941411A1 Racquet for playing tennis - has length-adjustable handle altered by screw and grip head |
| 08/14/1990 | US4948131 Vibration dampening racket |
| 08/02/1990 | DE3842126A1 Racket for tennis or squash |
| 07/24/1990 | US4943058 Tennis racket with fixed grip and movable frame |
| 07/17/1990 | US4941674 Tubular bicycle frame |
| 07/10/1990 | US4940230 Universal handle |
| 06/26/1990 | US4936586 Racket handle |