DC

Daryl G. Copeland

PT Praxair S.T. Technology: 1 patents #1 of 5Top 20%
📍 Greenwood, IN: #11 of 40 inventorsTop 30%
🗺 Indiana: #731 of 2,804 inventorsTop 30%
Overall (2025): #414,753 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12252628 Chromate-free inorganic coating systems for hot corrosion protection of superalloy substrate Irina Belov, Zhihong Tang, Mark W. Perpall, Brian D. Fitzwater 2025-03-18