Inventor · disambiguated record
Douglas C. Dowden
Also filed as: DOWDEN DOUGLAS C
5 granted patents·617 citations·filing 1978–1991
86Inventor score
Top patents by PatentIndex Score
5 records- 0192US5163083AAutomation of telephone operator assistance callsAT & T BELL LAB·Filed 1990·Granted Nov 10, 1992·237 cites·51 claims
- 0287US5181237AAutomation of telephone operator assistance callsAT & T BELL LAB·Filed 1991·Granted Jan 19, 1993·157 cites·11 claims
- 0386US5185781AAutomation of telephone operator assistance callsAT & T BELL LAB·Filed 1991·Granted Feb 9, 1993·149 cites·9 claims
- 0477US4656624AOperator communication arrangements for operator assistance systemsAT & T BELL LAB·Filed 1985·Granted Apr 7, 1987·58 cites·25 claims
- 0573US4197430AOperator service position systemBELL TELEPHONE LABOR INC·Filed 1978·Granted Apr 8, 1980·16 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →