DE

David C. Erlich

SI Sri International: 2 patents #450 of 1,272Top 40%
📍 Philadelphia, PA: #1,263 of 4,834 inventorsTop 30%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,600,803 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6951162 Penetration-and fire resistant fabric materials and structures Donald A. Shockey, Jeffrey W. Simons 2005-10-04
6612217 Penetration resistant fabric structures and materials Donald A. Shockey, Jeffrey W. Simons 2003-09-02
4326720 Chess pieces with detachable markers 1982-04-27