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Han Qingyuan

📍 Columbia, MD: #32 of 129 inventorsTop 25%
🗺 Maryland: #540 of 2,377 inventorsTop 25%
Overall (2004): #213,454 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6834656 Plasma process for removing polymer and residues from substrates Carlo Waldfried, Orlando Escorcia, Gary A. Dahrooge, Ivan L. Berry, III 2004-12-28