JD

James W. Dowis

📍 Colby, KS: #6 of 11 inventorsTop 55%
🗺 Kansas: #6,307 of 12,005 inventorsTop 55%
Overall (All Time): #4,084,323 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4252201 Drilling method and apparatus — 1981-02-24