Inventor · disambiguated record
Utpal Das
Also filed as: DAS UTPAL · DAS UTPAL N
2 granted patents·3 pending applications·57 citations·filing 2004–2007
65Inventor score
Top patents by PatentIndex Score
5 records- 0184US7587215B2User interface for cellular telephone group callsSIEMENS AG·Filed 2004·Granted Sep 8, 2009·44 cites·10 claims
- 0278US7403767B2Cellular telephone network with record keeping for missed callsSIEMENS AG·Filed 2005·Granted Jul 22, 2008·13 cites·20 claims
- 0347US2008026702A1User interface for cellular telephone group callsSIEMENS COMM INC·Filed 2007·Application pending·0 cites
- 0447US2008026703A1User interface for cellular telephone group callsSIEMENS COMM INC·Filed 2007·Application pending·0 cites
- 0538US2006246873A1Method for making calling card telephone calls using a mobile telephoneSIEMENS COMM INC·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →