RE

Roger Edward Ethridge

JG John Gandy: 1 patents #1 of 3Top 35%
📍 Houston, TX: #357 of 1,302 inventorsTop 30%
🗺 Texas: #2,449 of 8,709 inventorsTop 30%
Overall (2003): #131,516 of 273,478Top 50%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6523615 Electropolishing method for oil field tubular goods and drill pipe John Gandy, Charlie Mauldin 2003-02-25