RS

Robert John Spangler

FS Federal Signal: 1 patents #1 of 4Top 25%
📍 Pittsburgh, PA: #102 of 387 inventorsTop 30%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #124,446 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6778078 Integrated emergency signaling load management system Wei Han 2004-08-17