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Steven M. Ehlers

CG Callaway Golf: 3 patents #12 of 58Top 25%
📍 Poway, CA: #15 of 148 inventorsTop 15%
🗺 California: #4,350 of 41,698 inventorsTop 15%
Overall (2011): #35,487 of 364,097Top 10%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D647155 Aerodynamic hosel Matthew T. Cackett, D. Clayton Evans, Matthew Myers 2011-10-18
7946930 Face structure for a golf club head John B. Kosmatka, Anthony Nigro, Matthew J. Erickson 2011-05-24
7878922 Face structure for a golf club head John B. Kosmatka, Anthony Nigro, Matthew J. Erickson 2011-02-01