RH

Richard E. Helm

📍 Bainbridge Island, WA: #39 of 82 inventorsTop 50%
🗺 Washington: #4,569 of 12,901 inventorsTop 40%
Overall (2017): #268,676 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9751093 Effluent treatment system Roger Kendall McGowan, Martin Helm 2017-09-05