RH

Robert Hackaday

📍 Long Beach, CA: #31 of 135 inventorsTop 25%
🗺 California: #8,555 of 28,370 inventorsTop 35%
Overall (2004): #127,520 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6743157 Boxing and martial arts training device — 2004-06-01