MP

Mark W. Perpall

PT Praxair S.T. Technology: 2 patents #49 of 143Top 35%
📍 Indianapolis, IN: #2,141 of 5,011 inventorsTop 45%
🗺 Indiana: #13,671 of 33,936 inventorsTop 45%
Overall (All Time): #1,701,826 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12252628 Chromate-free inorganic coating systems for hot corrosion protection of superalloy substrate Irina Belov, Zhihong Tang, Daryl G. Copeland, Brian D. Fitzwater 2025-03-18
11827808 Erosion and corrosion resistant overlay coating systems for protection of metal components Irina Belov 2023-11-28