Petra Systems Patents

Patent portfolio assigned to Petra Systems (verified via public assignee records). Formerly Petra Solar (Metuchen, NJ) - smart-grid distributed solar on utility poles (SunWave). PSE&G deployed SunWave on up to 200,000 NJ poles; AT&T provided wireless connectivity / go-to-market partnership. Google Patents shows patents assigned to Petra Solar (grid-connected solar inverter, utility-pole solar). Company is largely defunct/wound down.