DR

David A. Roberts

Air Products And Chemicals: 1 patents #38 of 146Top 30%
📍 Allentown, PA: #33 of 115 inventorsTop 30%
🗺 Pennsylvania: #1,792 of 6,061 inventorsTop 30%
Overall (2011): #320,110 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7919409 Materials for adhesion enhancement of copper film on diffusion barriers Hansong Cheng, Xinjian Lei, Daniel P. Spence, John Anthony Thomas Norman, Bo Han +2 more 2011-04-05