DE

David A. Eckhardt

📍 Penn Hills, PA: #5 of 14 inventorsTop 40%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #123,391 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4888591 Signal discrimination system Jeremy A. Landt, Alfred R. Koelle 1989-12-19