Inventor · disambiguated record

Donald Madson

Also filed as: MADSON DONALD

2 granted patents·447 citations·filing 1991–1993

74Inventor score

Technology areasH04M

Files withTELIDENT INC2

Top patents by PatentIndex Score

2 records

0191US5347568AEmergency call station identification systemTELIDENT INC·Filed 1993·Granted Sep 13, 1994·253 cites·5 claims
0289US5235630AEmergency call station identification system and methodTELIDENT INC·Filed 1991·Granted Aug 10, 1993·194 cites·7 claims

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