DY

David B. Yerian

📍 Berkeley, CA: #276 of 727 inventorsTop 40%
🗺 California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #477,379 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11154760 Modular crack climbing systems Donald Roy Mealing, Dale R. Bard 2021-10-26