JA

Jeff Ashton

NI Nagaoka International: 1 patents #5 of 7Top 75%
📍 Conroe, TX: #478 of 788 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,786,714 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5476143 Well screen having slurry flow paths Derry D. Sparlin, Tadayoshi Nagaoka 1995-12-19