TP

T. Douglas Petersen

📍 Calabasas, CA: #1,508 of 4,119 inventorsTop 40%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,295,830 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5331473 Controlled reflection viewing system 1994-07-19
4726748 Apparatus for replication of blood vessels and ductal organs Arthur J. Lazik, Norman V. Petersen 1988-02-23