Inventor · disambiguated record
Ralf Preu
Also filed as: PREU RALF
7 granted patents·8 pending applications·61 citations·filing 2001–2024
74Inventor score
Top patents by PatentIndex Score
15 records- 0184US6982218B2Method of producing a semiconductor-metal contact through a dielectric layerFRAUNHOFER GES FORSCHUNG·Filed 2001·Granted Jan 3, 2006·61 cites·16 claims
- 0251US2015243804A1Photovoltaic solar cell and method for producing a photovoltaic solar cellFRAUNHOFER GES FORSCHUNG·Filed 2013·Application pending·0 cites
- 0350US2011272020A1Solar cell and method for producing a solar cell from a silicon substrateFRAUNHOFER GES FORSCHUNG·Filed 2009·Application pending·0 cites
- 0450US2011174355A1Solar cell and solar cell module with one-sided connectionsFRAUNHOFER GES FORSCHUNG·Filed 2009·Application pending·0 cites
- 0546US2024429342A1Method for singulating a semiconductor component having a pn junction and semiconductor component having a pn junctionFRAUNHOFER GES FORSCHUNG·Filed 2024·Application pending·0 cites
- 0640US9087940B2Photovoltaic solar cell and method for producing a photovoltaic solar cellTHAIDIGSMANN BENJAMIN·Filed 2011·Granted Jul 21, 2015·0 cites·10 claims
- 0740US2010267194A1Method for applying electrical contacts on semiconducting substrates, semiconducting substrate and use of the methodFRAUNHOFER GES FORSCHUNG·Filed 2007·Application pending·0 cites
- 0840US2010136768A1Method for simultaneous doping and oxidizing semiconductor substrates and the use thereofFRAUNHOFER GES FORSCHUNG·Filed 2007·Application pending·0 cites
- 0935US2008054259A1Semiconductor Component with an Electric Contact Arranged on at Least One SurfaceGLUNZ STEFAN·Filed 2005·Application pending·0 cites
- 1034US8828790B2Method for local contacting and local doping of a semiconductor layerPREU RALF·Filed 2009·Granted Sep 9, 2014·0 cites·16 claims
- 1134US8586402B2Method for the precision processing of substratesMAYER KUNO·Filed 2008·Granted Nov 19, 2013·0 cites·28 claims
- 1231US11508863B2Semiconductor component and method for singulating a semiconductor component having a pn junctionFRAUNHOFER GES FORSCHUNG·Filed 2019·Granted Nov 22, 2022·0 cites·10 claims
- 1327US2021391492A1Method for singulating a seminconductor component having a pn junction and semiconductor component havnig a pn junctionFRAUNHOFER GES FORSCHUNG·Filed 2019·Application pending·0 cites
- 1424US9023682B2Method for producing a photovoltaic solar cellMACK SEBASTIAN·Filed 2011·Granted May 5, 2015·0 cites·17 claims
- 1523US8927317B2Method for producing a selective doping structure in a semiconductor substrate in order to produce a photovoltaic solar cellJAGER ULRICH·Filed 2011·Granted Jan 6, 2015·0 cites·17 claims
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