CK

Chris Koeppen

UP University of Pennsylvania: 2 patents #743 of 2,719Top 30%
📍 Philadelphia, PA: #1,701 of 4,834 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,249,856 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5911025 Method for the preparation of optical fibers A. F. Garito, Rui-fang Shi, Weidong Chen 1999-06-08
5729645 Graded index optical fibers A. F. Garito, Rui-fang Shi, Weidong Chen 1998-03-17