Inventor · disambiguated record
Christopher Sayer
Also filed as: SAYER CHRISTOPHER · SAYER CHRISTOPHER R
4 granted patents·8 citations·filing 2011–2017
67Inventor score
Top patents by PatentIndex Score
4 records- 0175US10122659B1Methods and systems to retrieve and validate emergency information associated with VoIP communicationsLEVEL 3 COMMUNICATIONS LLC·Filed 2016·Granted Nov 6, 2018·6 cites·16 claims
- 0262US9634941B2Regional independent tandem telephone switchLEVEL 3 COMMUNICATIONS LLC·Filed 2015·Granted Apr 25, 2017·1 cites·10 claims
- 0356US9197948B2Regional independent tandem telephone switchSAYER CHRISTOPHER·Filed 2011·Granted Nov 24, 2015·1 cites·14 claims
- 0452US9800956B2Regional independent tandem telephone switchLEVEL 3 COMMUNICATIONS LLC·Filed 2017·Granted Oct 24, 2017·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →