TH

Terry C. Helstrom

XR Xm Satellite Radio: 4 patents #8 of 28Top 30%
📍 Boynton Beach, FL: #248 of 1,245 inventorsTop 20%
🗺 Florida: #13,170 of 67,251 inventorsTop 20%
Overall (All Time): #1,255,895 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7260356 Method and apparatus for wirelessly coupling a source signal to a radio frequency receiver Anh Nguyen 2007-08-21
6806838 Combination satellite and terrestrial antenna Argy Petros, Imtiaz Zafar 2004-10-19
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