Assignee
INTERTECH ENGINEERING ASSOCIAT
US·2 granted patents·58 citations·filing 1989–1995
Top patents by PatentIndex Score
2 records- 0176US5056132ASwitch device adapted to interface between an incoming telephone line and an internal telephone systemINTERTECH ENGINEERING ASSOCIAT·Filed 1989·Granted Oct 8, 1991·45 cites·13 claims
- 0241US5604794ASwitch system for directing call from a calling to a receiving instrumentINTERTECH ENGINEERING ASSOCIAT·Filed 1995·Granted Feb 18, 1997·13 cites·1 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →