MH

Michael D. Helzner

📍 Philadelphia, PA: #2,553 of 4,834 inventorsTop 55%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,379,709 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7185930 Brush guard with adjustable rear-view mirrors — 2007-03-06