Inventor · disambiguated record
Stephan John
Also filed as: JOHN STEPHAN
3 granted patents·2 pending applications·11 citations·filing 2004–2019
63Inventor score
Top patents by PatentIndex Score
5 records- 0181US8758501B2Nanoparticulate UV protectant with silicon dioxide coatingPFLUECKER FRANK·Filed 2009·Granted Jun 24, 2014·6 cites·19 claims
- 0277US8883215B2Metal oxide particles aftertreated with organic phosphorus compoundsBECK JOERN·Filed 2011·Granted Nov 11, 2014·5 cites·20 claims
- 0360US9309272B2Metal oxide particles aftertreated with organic phosphorus compoundsMERCK PATENT GMBH·Filed 2014·Granted Apr 12, 2016·0 cites·16 claims
- 0453US2006194057A1Silicon dioxide-coated nanoparticulate uv protectantPFLUECKER FRANK·Filed 2004·Application pending·0 cites
- 0543US2021015726A1Titanium dioxideVENATOR GERMANY GMBH·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →