DD

David S. Drewelow

📍 Escondido, CA: #482 of 1,330 inventorsTop 40%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,504,660 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9295924 Water decontamination systems — 2016-03-29
9079785 Apparatus for aeration of contaminated liquids — 2015-07-14
8101089 Apparatus for aeration of contaminated liquids — 2012-01-24