Richard B. Sandwith

📍 Edgewood, WA: #25 of 46 inventorsTop 55%

🗺 Washington: #48,111 of 76,902 inventorsTop 65%

Overall (All Time): #3,564,633 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6485237	Double-deck trailer	—	2002-11-26