BJ

Bernard A. Johnston

📍 Downers Grove, IL: #336 of 824 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,329,983 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4875316 Combination metal and wood window frame assembly — 1989-10-24
4821786 Reelable door closure — 1989-04-18