Inventor · disambiguated record

John P. Ernst

Also filed as: ERNST JOHN P

2 granted patents·25 citations·filing 1988–2007

53Inventor score

Technology areasH04M H04Q

Files withAMERICAN TELEPHONE & TELEGRAPH1 AMPORT CARL W1

Top patents by PatentIndex Score

2 records

0158US4873717ACall coverage arrangementAMERICAN TELEPHONE & TELEGRAPH·Filed 1988·Granted Oct 10, 1989·25 cites·30 claims
0231US8681960B2Extending originating capabilities of a subscriber to devices in any telephony networkAMPORT CARL W·Filed 2007·Granted Mar 25, 2014·0 cites·18 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →