Assignee
FANSTEL SYSTEMS LLC
US·3 granted patents·88 citations·filing 1998–1999
Top patents by PatentIndex Score
3 records- 0162US6519250B1Quick connect internet telephone and method thereforFANSTEL SYSTEMS LLC·Filed 1999·Granted Feb 11, 2003·39 cites·50 claims
- 0259US6636506B1Internet telephone system and method thereforFANSTEL SYSTEMS LLC·Filed 1998·Granted Oct 21, 2003·48 cites·24 claims
- 0324US6295347B1Apparatus and method for subscriber loop powered calling identity delivery on call waitingFANSTEL SYSTEMS LLC·Filed 1999·Granted Sep 25, 2001·1 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →