JK

John B. Kosmatka

CG Callaway Golf: 7 patents #15 of 88Top 20%
📍 Carlsbad, CA: #6 of 245 inventorsTop 3%
🗺 California: #452 of 28,521 inventorsTop 2%
Overall (2003): #4,207 of 273,478Top 2%
7
Patents 2003

Issued Patents 2003

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6669579 Golf club head having a striking face with improved impact efficiency 2003-12-30
6638182 Golf club head with coated striking plate 2003-10-28
6607451 Compliant polymer face golf club head David L. Felker, Pijush Dewanjee 2003-08-19
6602150 Golf club striking plate with vibration attenuation 2003-08-05
6585605 Measurement of the coefficient of restitution of a golf club Matthew J. Erickson, Pin Fan, Steven M. Ehlers 2003-07-01
6569033 Striking plate for a golf club head 2003-05-27
6527648 Measurement of the coefficient of restitution of a golf club Matthew J. Erickson, Frank Fan, Steven M. Ehlers 2003-03-04