DP

David Pena

Overall (All Time): #1,883,233 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11066919 Method and apparatus for measuring wear on sucker rod guides Eric M. Wallace, Albert Munsinger 2021-07-20
9440174 Silica reduction cover Brian Barrett, Matthew A. Bataille 2016-09-13