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John B. Kosmatka
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Carlsbad, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Face structure for a golf club head
Patent number
7,946,930
Issue date
May 24, 2011
Callaway Golf Company
Steven M. Ehlers
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Face structure for a golf club head
Patent number
7,878,922
Issue date
Feb 1, 2011
Callaway Golf Company
Steven M. Ehlers
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Method and apparatus for forming a face structure for a golf club head
Patent number
7,645,201
Issue date
Jan 12, 2010
Callaway Golf Company
Steven M. Ehlers
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Method and apparatus for forming a face structure for a golf club head
Patent number
7,527,565
Issue date
May 5, 2009
Callaway Golf Company
Steven M. Ehlers
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head
Patent number
7,144,334
Issue date
Dec 5, 2006
Callaway Golf Company
Steven M. Ehlers
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head having a striking face with improved impact efficiency
Patent number
6,949,032
Issue date
Sep 27, 2005
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head
Patent number
6,932,716
Issue date
Aug 23, 2005
Callaway Golf Company
Steven M. Ehlers
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Striking plate for a golf club head
Patent number
6,800,037
Issue date
Oct 5, 2004
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Measurement of the coefficient of restitution of a golf club
Patent number
6,709,344
Issue date
Mar 23, 2004
Callaway Golf Company
Matthew J. Erickson
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head having a striking face with improved impact efficiency
Patent number
6,685,576
Issue date
Feb 3, 2004
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head having a striking face with improved impact efficiency
Patent number
6,669,579
Issue date
Dec 30, 2003
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head with coated striking plate
Patent number
6,638,182
Issue date
Oct 28, 2003
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Compliant polymer face golf club head
Patent number
6,607,451
Issue date
Aug 19, 2003
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club striking plate with vibration attenuation
Patent number
6,602,150
Issue date
Aug 5, 2003
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Measurement of the coefficient of restitution of a golf club
Patent number
6,585,605
Issue date
Jul 1, 2003
Callaway Golf Company
Matthew J. Erickson
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Striking plate for a golf club head
Patent number
6,569,033
Issue date
May 27, 2003
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Measurement of the coefficient of restitution of a golf club
Patent number
6,527,648
Issue date
Mar 4, 2003
Callaway Golf Company
Matthew J. Erickson
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head having a striking face with improved impact efficiency
Patent number
6,478,692
Issue date
Nov 12, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Contoured golf club face
Patent number
6,471,603
Issue date
Oct 29, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head with coated striking plate
Patent number
6,428,427
Issue date
Aug 6, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Contoured golf club face
Patent number
6,413,169
Issue date
Jul 2, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Compliant polymer face golf club head
Patent number
6,390,932
Issue date
May 21, 2002
Callaway Golf Company
John B. Kosmatka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Golf club head
Patent number
6,364,789
Issue date
Apr 2, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head having a striking face with improved impact efficiency
Patent number
6,348,015
Issue date
Feb 19, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Complaint face golf club
Patent number
6,348,013
Issue date
Feb 19, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Striking plate for a golf club head
Patent number
6,338,683
Issue date
Jan 15, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club head with an internal striking plate brace
Patent number
6,299,547
Issue date
Oct 9, 2001
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Methods for designing golf club heads
Patent number
6,186,905
Issue date
Feb 13, 2001
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf shaft for controlling passive vibrations
Patent number
6,155,932
Issue date
Dec 5, 2000
Raymund S. Cabales
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Inertially tailored golf club heads
Patent number
6,045,455
Issue date
Apr 4, 2000
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Patents Applications
last 30 patents
Information
Patent Application
FACE STRUCTURE FOR A GOLF CLUB HEAD
Publication number
20110124435
Publication date
May 26, 2011
Callaway Golf Company
STEVEN M. EHLERS
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD AND APPARATUS FOR FORMING A FACE STRUCTURE FOR A GOLF CLUB HEAD
Publication number
20100113185
Publication date
May 6, 2010
Callaway Golf Company
STEVEN M. EHLERS
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD AND APPARATUS FOR FORMING A FACE STRUCTURE FOR A GOLF CLUB HEAD
Publication number
20090181793
Publication date
Jul 16, 2009
Callaway Golf Company
STEVEN M. EHLERS
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Golf Club Head
Publication number
20050272528
Publication date
Dec 8, 2005
Callaway Golf Company
Steven M. Ehlers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Golf club head having a striking face with improved impact efficiency
Publication number
20040185959
Publication date
Sep 23, 2004
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Golf club Head
Publication number
20030228932
Publication date
Dec 11, 2003
Callaway Golf Company
Steven M. Ehlers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Golf club head having a striking face with improved impact efficiency
Publication number
20030190974
Publication date
Oct 9, 2003
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
[A GOLF CLUB HEAD HAVING A STRIKING FACE WITH IMPROVED IMPACT EFFIC...
Publication number
20030181256
Publication date
Sep 25, 2003
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Measurement of the Coefficient of Restitution of A Golf Club
Publication number
20030144069
Publication date
Jul 31, 2003
Callaway Golf Company
Matthew J. Erickson
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Striking Plate for a Golf Club Head
Publication number
20030125126
Publication date
Jul 3, 2003
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Measurement of the coefficient of restitution of a golf club
Publication number
20030008725
Publication date
Jan 9, 2003
Matthew J. Erickson
G01 - MEASURING TESTING
Information
Patent Application
Measurement of the coefficient of restitution of a golf club
Publication number
20030004007
Publication date
Jan 2, 2003
Matthew J. Erickson
G01 - MEASURING TESTING
Information
Patent Application
Golf club head with coated striking plate
Publication number
20020187852
Publication date
Dec 12, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Compliant polymer face golf club head
Publication number
20020165040
Publication date
Nov 7, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Golf club head having a striking face with improved impact efficiency
Publication number
20020119831
Publication date
Aug 29, 2002
Callaway Golf Company
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Striking plate for a golf club head
Publication number
20020049094
Publication date
Apr 25, 2002
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Contoured golf club face
Publication number
20020028714
Publication date
Mar 7, 2002
John B. Kosmatka
A63 - SPORTS GAMES AMUSEMENTS