Inventor · disambiguated record
Roberto Libbra
Also filed as: LIBBRA ROBERTO
2 granted patents·1 pending application·15 citations·filing 2009–2016
56Inventor score
Technology areasA24D
Top patents by PatentIndex Score
3 records- 0174US9295284B2Apparatus for introducing objects into a smoking article filterPRESTIA IVAN·Filed 2009·Granted Mar 29, 2016·13 cites·11 claims
- 0257US8408215B2Filter making apparatusLIBBRA ROBERTO·Filed 2009·Granted Apr 2, 2013·2 cites·11 claims
- 0351US2016174604A1Method for introducing objects into a smoking articlePHILIP MORRIS USA INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →