MB

Mary B. Burke

PC Pierce Companies: 2 patents #2 of 17Top 15%
📍 San Diego, CA: #11,944 of 23,606 inventorsTop 55%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,333,330 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4869921 Image permanence method Edward R. Gabel, Ronald R. Surva, William J. Hanson 1989-09-26
4779558 Image permanence device Edward R. Gabel, Ronald R. Surya, William J. Hanson 1988-10-25