DH

David M. Hollenback

BC Berg Companies: 1 patents #1 of 2Top 50%
📍 Spokane Valley, WA: #7 of 27 inventorsTop 30%
🗺 Washington: #2,749 of 9,973 inventorsTop 30%
Overall (2025): #412,775 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12276112 Stairs and platform system for mobile elevated shelter Nicholas Adams 2025-04-15