DP

Davy G. Pampell

BI Baker International: 1 patents #41 of 111Top 40%
FS Federal Signal: 1 patents #293 of 717Top 45%
📍 Houston, TX: #8,651 of 21,073 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,352,893 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4512363 Slide valve Frank J. Jandrasi, Walter J. Stinson 1985-04-23
4291764 Well casing scraping apparatus — 1981-09-29