KW

Keith B. Willhelm

Overall (All Time): #2,030,425 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9051810 Frac valve with ported sleeve Christopher Cuffe, John Michael Cuffe 2015-06-09
8516733 Firearm shooting support Claude H. Richey, Jr. 2013-08-27