Inventor · disambiguated record
Vittorio Sgrignuoli
Also filed as: SGRIGNUOLI VITTORIO
3 granted patents·1 pending application·7 citations·filing 2002–2017
58Inventor score
Top patents by PatentIndex Score
4 records- 0169US7625328B2Method of production of a cigarette filterGD SPA·Filed 2005·Granted Dec 1, 2009·4 cites·10 claims
- 0245US11160303B2Device for changing operative parts for tobacco industry machinesGD SPA·Filed 2017·Granted Nov 2, 2021·0 cites·14 claims
- 0340US2005224087A1Method and a machine for manufacturing filters for tobacco productsDRAGHETTI FIORENZO·Filed 2005·Application pending·0 cites
- 0435US6812427B2Rolling head for an electric resistance welderPELLICONI INTERNAT MACHINERY S·Filed 2002·Granted Nov 2, 2004·3 cites·14 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →