RL

Robert D. LeDonne

📍 Sebastopol, CA: #96 of 246 inventorsTop 40%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,112,523 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8027491 Contact speaker — 2011-09-27
5125031 Speaker system with focused vibration — 1992-06-23