Inventor · disambiguated record
Stefan Tews
Also filed as: TEWS STEFAN
10 granted patents·6 pending applications·41 citations·filing 2007–2024
86Inventor score
Files withMERCK PATENT GMBH5LEE CHUNG-HOON4SEOUL SEMICONDUCTOR CO LTD3WINKLER HOLGER3INOUE MITSUHIRO1
Top patents by PatentIndex Score
16 records- 0188US9157025B2Phosphor mixtures comprising europium-doped ortho-silicatesWINKLER HOLGER·Filed 2010·Granted Oct 13, 2015·12 cites·6 claims
- 0283US8137589B2Non stoichiometric tetragonal copper alkaline earth silicate phosphors and method of preparing the sameLEE CHUNG HOON·Filed 2008·Granted Mar 20, 2012·8 cites·10 claims
- 0383US8134165B2Light emitting device employing non-stoichiometric tetragonal alkaline earth silicate phosphorsLEE CHUNG HOON·Filed 2008·Granted Mar 13, 2012·10 cites·19 claims
- 0482US10125315B2Phosphors and phosphor-converted LEDsMERCK PATENT GMBH·Filed 2016·Granted Nov 13, 2018·3 cites·15 claims
- 0579US8431954B2Light emitting device employing non-stoichiometric tetragonal alkaline earth silicate phosphorsLEE CHUNG HOON·Filed 2012·Granted Apr 30, 2013·4 cites·20 claims
- 0676US8501040B2Non-stoichiometric tetragonal copper alkaline earth silicate phosphors and method of preparing the sameLEE CHUNG HOON·Filed 2012·Granted Aug 6, 2013·2 cites·12 claims
- 0775US10557081B2Light-converting materialMERCK PATENT GMBH·Filed 2016·Granted Feb 11, 2020·2 cites·30 claims
- 0875US2024336838A1Color stable mn - activated oxidofluorides as conversion luminescent materials for led-based solid state light sourcesSEOUL SEMICONDUCTOR CO LTD·Filed 2024·Application pending·0 cites
- 0970US12018194B2Color stable Mn-activated oxidofluorides as conversion luminescent materials for LED-based solid state light sourcesSEOUL SEMICONDUCTOR CO LTD·Filed 2022·Granted Jun 25, 2024·0 cites·18 claims
- 1049US2023279292A1NOVEL Mn(VI) - ACTIVATED OXIDOFLUORIDES AS LUMINESCENT MATERIALS FOR SOLID STATE LIGHT SOURCESSEOUL SEMICONDUCTOR CO LTD·Filed 2023·Application pending·0 cites
- 1146US10745616B2Phosphors and phosphor-converted LEDsMERCK PATENT GMBH·Filed 2016·Granted Aug 18, 2020·0 cites·17 claims
- 1245US2010194263A1Method for Producing Illuminants Based on Orthosilicates for pcLEDsWINKLER HOLGER·Filed 2008·Application pending·0 cites
- 1345US2016264862A1Silicate phosphorsMERCK PATENT GMBH·Filed 2014·Application pending·0 cites
- 1445US2010201250A1METHOD OF PRODUCING ILLUMINANTS CONSISTING OF ORTHOSILICATES FOR pcLEDsWINKLER HOLGER·Filed 2008·Application pending·0 cites
- 1544US10689570B2Silicate phosphorsMERCK PATENT GMBH·Filed 2016·Granted Jun 23, 2020·0 cites·20 claims
- 1639US2010230691A1Ferrous-Metal-Alkaline-Earth-Metal Silicate Mixed Crystal Phosphor and Light Emitting Device using The SameINOUE MITSUHIRO·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →