using strings with different tension on the same frame

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CPC
A63B2051/004

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Parent Industries

AHUMAN NECESSITIES A63Sports, games A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING BALL GAMES TRAINING EQUIPMENT

Current Industry

A63B2051/004using strings with different tension on the same frame

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Patents Grantslast 30 patents

Information Patent Grant
Devices, systems, and methods
- Patent number 10,709,944
- Issue date Jul 14, 2020
- P Tech, LLC
- Peter M. Bonutti
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Racket cross-string weaving assistant
- Patent number 10,213,658
- Issue date Feb 26, 2019
- Judson Allen Smith
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Customized racquet stringing system
- Patent number 8,303,441
- Issue date Nov 6, 2012
- Wilson Sporting Goods Co.
- William D. Severa
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Customized racquet stringing system and method
- Patent number 8,066,593
- Issue date Nov 29, 2011
- Wilson Sporting Goods Co.
- William D. Severa
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Racquet stringing machine
- Patent number 7,833,118
- Issue date Nov 16, 2010
- Wilson Sporting Goods Co.
- William D. Severa
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Apparatus and method for maintaining differential tensions in the s...
- Patent number 6,179,735
- Issue date Jan 30, 2001
- Marshal McMahon
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Sports racket which reduces variance on players performance
- Patent number 6,142,893
- Issue date Nov 7, 2000
- Enoch J. Durbin
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Method of tensioning the strings in a racquet
- Patent number 6,027,419
- Issue date Feb 22, 2000
- Cogito Holdings Limited
- Marshal McMahon
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Tennis racket with longitudinal strings different in tensile force...
- Patent number 5,462,274
- Issue date Oct 31, 1995
- Yamaha Corporation
- Masanori Takatsuka
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Tennis racket
- Patent number 5,310,179
- Issue date May 10, 1994
- Yamaha Corporation
- Masanori Takatsuka
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Device for facilitating application of variable tension to sports r...
- Patent number 5,222,998
- Issue date Jun 29, 1993
- Ferrari Importing Company
- Harry M. Ferrari
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Racquet stringing system with string tension indicating means
- Patent number 4,593,905
- Issue date Jun 10, 1986
- Jack Abel
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Strung racquet
- Patent number 4,408,760
- Issue date Oct 11, 1983
- Harry Ferrari
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Racquets
- Patent number 4,330,132
- Issue date May 18, 1982
- Harry Ferrari
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Racquet
- Patent number 4,299,385
- Issue date Nov 10, 1981
- Robert O. Boden
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Sports racquet
- Patent number 4,206,917
- Issue date Jun 10, 1980
- Guy Guillem
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Tennis racquet
- Patent number 4,196,901
- Issue date Apr 8, 1980
- Enoch J. Durbin
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SPORTS RACKET AND METHOD OF MANUFACTURING SAME
- Publication number 20130203529
- Publication date Aug 8, 2013
- REVOLUTIONARY TENNIS INNOVATIONS, LLC
- Richard A. Brandt
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
CUSTOMIZED RACQUET STRINGING SYSTEM
- Publication number 20120277039
- Publication date Nov 1, 2012
- Wilson Sporting Goods Co.
- William D. Severa
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
TENNIS RACKET AND METHOD
- Publication number 20120214625
- Publication date Aug 23, 2012
- Richard A. Brandt
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
CUSTOMIZED RACQUET STRINGING SYSTEM AND METHOD
- Publication number 20110111893
- Publication date May 12, 2011
- William D. Severa
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Racquet stringing machine
- Publication number 20080254922
- Publication date Oct 16, 2008
- Wilson Sporting Goods Co.
- William D. Severa
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Tennis racket elliptical angular head frame and framing, triple ind...
- Publication number 20030036449
- Publication date Feb 20, 2003
- Ferenc Kuncz
- A63 - SPORTS GAMES AMUSEMENTS

using strings with different tension on the same frame

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Devices, systems, and methods

Racket cross-string weaving assistant

Customized racquet stringing system

Customized racquet stringing system and method

Racquet stringing machine

Apparatus and method for maintaining differential tensions in the s...

Sports racket which reduces variance on players performance

Method of tensioning the strings in a racquet

Tennis racket with longitudinal strings different in tensile force...

Tennis racket

Device for facilitating application of variable tension to sports r...

Racquet stringing system with string tension indicating means

Strung racquet

Racquets

Racquet

Sports racquet

Tennis racquet

Patents Applicationslast 30 patents

SPORTS RACKET AND METHOD OF MANUFACTURING SAME

CUSTOMIZED RACQUET STRINGING SYSTEM

TENNIS RACKET AND METHOD

CUSTOMIZED RACQUET STRINGING SYSTEM AND METHOD

Racquet stringing machine

Tennis racket elliptical angular head frame and framing, triple ind...