SC

Stephen Chen

EC E-Lead Electronic Co.: 3 patents #2 of 2Top 100%
📍 Wheaton, IL: #5 of 72 inventorsTop 7%
🗺 Illinois: #312 of 5,663 inventorsTop 6%
Overall (2004): #20,287 of 270,089Top 8%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6711500 Method for vehicle dispatching system 2004-03-23
6681117 Switching control device for transmitting cellular phone calls to fixed-network telephone 2004-01-20
6681179 Method for remote routes calculation and navigation with automatic route detection and revision 2004-01-20