WP

William S. Pierce

RT Research Corporation Technologies: 1 patents #1 of 18Top 6%
📍 Hummelstown, PA: #1 of 21 inventorsTop 5%
🗺 Pennsylvania: #313 of 3,759 inventorsTop 9%
Overall (1989): #13,001 of 140,708Top 10%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4823794 Surgical pledget — 1989-04-25
4820300 Artificial heart Gerson Rosenberg 1989-04-11