HJ

Hubert W. Penka, Jr.

SI Smith International: 1 patents #25 of 69Top 40%
📍 Ponca City, OK: #5 of 18 inventorsTop 30%
🗺 Oklahoma: #195 of 823 inventorsTop 25%
Overall (2003): #208,292 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6601475 Hardfaced drill bit structures and method for making such structures Peter Davies, Dennis Bond, Cary A. Roth 2003-08-05