DP

David L. Pulfrey

UC University Of British Columbia: 1 patents #582 of 1,308Top 45%
📍 Vancouver, CA: #2,956 of 5,070 inventorsTop 60%
Overall (All Time): #3,790,405 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5285083 Inverted heterojunction bipolar device having undoped amorphous silicon layer David Shulman, Vladimir Samuilov, Elena Bondarionok, Vasilii Krasnitski, Nickolai Poklonski +1 more 1994-02-08