Inventor · disambiguated record
Petra Fritzen
Also filed as: FRITZEN PETRA
5 granted patents·5 pending applications·22 citations·filing 2007–2019
73Inventor score
Top patents by PatentIndex Score
10 records- 0191US9783656B2Surface treatment of particles and their useLEHMANN KATHRIN·Filed 2014·Granted Oct 10, 2017·11 cites·21 claims
- 0285US8383712B2Plastic comprising zinc sulphideSACHTLEBEN CHEMIE GMBH·Filed 2007·Granted Feb 26, 2013·9 cites·20 claims
- 0367US9212194B2Functionalized particles and use thereofFRITZEN PETRA·Filed 2011·Granted Dec 15, 2015·2 cites·13 claims
- 0457US12173189B2Coating compositionsIMERTECH SAS·Filed 2019·Granted Dec 24, 2024·0 cites·18 claims
- 0556US2009318594A1Barium sulfate-containing compositeSACHTLEBEN CHEMIE GMBH·Filed 2007·Application pending·0 cites
- 0656US2010189940A1Titanium dioxide-containing compositeSACHTLEBEN CHEMIE GMBH·Filed 2007·Application pending·0 cites
- 0753US2010015437A1Titanium dioxide-containing compositeGROTHE SONJA·Filed 2007·Application pending·0 cites
- 0853US2009326114A1Barium sulfate-containing compositeGROTHE SONJA·Filed 2007·Application pending·0 cites
- 0944US2020325344A1Amphiphilic copolymers as surface modifiers for production of improved calcium carbonate powdersIMERYS USA INC·Filed 2018·Application pending·0 cites
- 1038US10131792B2Method for treating the surface of particles, the thus obtained particles and use thereofHUNTSMAN P&A GERMANY GMBH·Filed 2015·Granted Nov 20, 2018·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →