Inventor · disambiguated record
Frank Dufhues
Also filed as: DUFHUES FRANK
3 granted patents·77 citations·filing 2000–2000
72Inventor score
Top patents by PatentIndex Score
3 records- 0181US6546369B1Text-based speech synthesis method containing synthetic speech comparisons and updatesNOKIA CORP·Filed 2000·Granted Apr 8, 2003·47 cites·23 claims
- 0267US7039629B1Method for inputting data into a systemNOKIA MOBILE PHONES LTD·Filed 2000·Granted May 2, 2006·27 cites·11 claims
- 0350US7849415B1Communication terminalNOKIA CORP·Filed 2000·Granted Dec 7, 2010·3 cites·35 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →