BK

Barbara A. Kumpf

HP HP: 1 patents #3,612 of 7,018Top 55%
📍 San Diego, CA: #15,630 of 23,606 inventorsTop 70%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,562,679 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6475612 Process for applying a topcoat to a porous basecoat Douglas Knight, Yi-Hua Tsao, Eric L. Burch, Yubai Bi, Bor-Jiunn Niu +1 more 2002-11-05