PJ

Parley P. Johnson

📍 Opp, AL: #2 of 11 inventorsTop 20%
🗺 Alabama: #5,342 of 10,951 inventorsTop 50%
Overall (All Time): #3,747,826 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5537111 Solar powered aircraft warning device John S. Martin, John H. Hapgood, Clarence Rash 1996-07-16