TH

Terry C. Helstrom

XR Xm Satellite Radio: 2 patents #3 of 14Top 25%
📍 Boynton Beach, FL: #12 of 82 inventorsTop 15%
🗺 Florida: #427 of 3,961 inventorsTop 15%
Overall (2003): #40,225 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6661386 Through glass RF coupler system Argy Petros, Karl R. Guppy 2003-12-09
6621458 Combination linearly polarized and quadrifilar antenna sharing a common ground plane Argy Petros 2003-09-16