Inventor · disambiguated record
Douglas Craig Kroupa
Also filed as: KROUPA DOUGLAS C · KROUPA DOUGLAS CRAIG
3 granted patents·329 citations·filing 1992–2000
79Inventor score
Top patents by PatentIndex Score
3 records- 0193US6587545B1System for providing expanded emergency service communication in a telecommunication networkLUCENT TECHNOLOGIES INC·Filed 2000·Granted Jul 1, 2003·143 cites·8 claims
- 0293US6415018B1Telecommunication system and method for handling special number calls having geographic sensitivityLUCENT TECHNOLOGIES INC·Filed 2000·Granted Jul 2, 2002·96 cites·23 claims
- 0378US5311569ALine-based public safety answering pointAT & T BELL LAB·Filed 1992·Granted May 10, 1994·90 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →