DS

Douglas L. Sarkkinen

📍 Battle Ground, WA: #105 of 194 inventorsTop 55%
🗺 Washington: #48,111 of 76,902 inventorsTop 65%
Overall (All Time): #3,249,001 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7937901 Tendon-identifying, post tensioned concrete flat plate slab and method and apparatus for constructing same — 2011-05-10