RW

Roger E. Welser

KO Kopin: 2 patents #1 of 18Top 6%
📍 Providence, RI: #7 of 89 inventorsTop 8%
🗺 Rhode Island: #53 of 441 inventorsTop 15%
Overall (2004): #43,179 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6800879 Method of preparing indium phosphide heterojunction bipolar transistors Paul M. Deluca, Barbara E. Landini 2004-10-05
6750480 Bipolar transistor with lattice matched base layer Paul M. Deluca, Noren Pan 2004-06-15