JD

John-John Dratva

📍 ᐙᔂᓂᐲ Waswanipi, CA: #10 of 31 inventorsTop 35%
Overall (2002): #78,399 of 266,432Top 30%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6422156 Railway box car structure Robert B. Winsor, Jean-Francois Pharand, Ronald F. Woollam, Jean Iorio, Mell R. Thoman 2002-07-23