Inventor · disambiguated record
Ralf Wyrich
Also filed as: WYRICH RALF
12 granted patents·10 pending applications·602 citations·filing 2000–2025
92Inventor score
Top patents by PatentIndex Score
22 records- 0197US6617170B2Method and device for collecting and stabilizing a biological sampleBECTON DICKINSON CO·Filed 2001·Granted Sep 9, 2003·210 cites·66 claims
- 0295US6602718B1Method and device for collecting and stabilizing a biological sampleBECTON DICKINSON CO·Filed 2000·Granted Aug 5, 2003·167 cites·51 claims
- 0394US6821789B2Method and device for collecting and stabilizing a biological sampleBECTON DICKINSON CO·Filed 2003·Granted Nov 23, 2004·94 cites·17 claims
- 0493US7682790B2Compositions for the isolation and/or stabilization of nucleic acids in biological materialsQIAGEN GMBH·Filed 2007·Granted Mar 23, 2010·18 cites·19 claims
- 0593US7270953B2Compositions for isolating and/or stabilising nucleic acids in biological materialQIAGEN GMBH·Filed 2001·Granted Sep 18, 2007·60 cites·35 claims
- 0687US10724074B2Stabilisation of biological samplesQIAGEN GMBH·Filed 2013·Granted Jul 28, 2020·5 cites·20 claims
- 0786US7683035B1Method of stabilizing and/or isolating nucleic acidsQIAGEN GMBH·Filed 2000·Granted Mar 23, 2010·40 cites·34 claims
- 0882US2025122555A1Stabilisation of biological samplesPREANALYTIX GMBH·Filed 2024·Application pending·0 cites
- 0981US10144952B2Stabilization and isolation of extracellular nucleic acidsQIAGEN GMBH·Filed 2014·Granted Dec 4, 2018·4 cites·14 claims
- 1078US2024360434A1Method for isolating nucleic acids from a formaldehyde releaser stabilized sampleQIAGEN GMBH·Filed 2023·Application pending·0 cites
- 1173US6872818B2Ammonium sulfate for neutralization of inhibitory effectsQIAGEN GMBH·Filed 2002·Granted Mar 29, 2005·3 cites·14 claims
- 1269US12139744B2Stabilisation of biological samplesQIAGEN GMBH·Filed 2020·Granted Nov 12, 2024·0 cites·15 claims
- 1368US9624253B2Method for purifying a target nucleic acidVOSS THORSTEN·Filed 2011·Granted Apr 18, 2017·1 cites·23 claims
- 1467US2022364149A1Stabilisation of biological samplesQIAGEN GMBH·Filed 2022·Application pending·0 cites
- 1567US2025146050A1Stabilisation of biological samplesPREANALYTIX GMBH·Filed 2025·Application pending·0 cites
- 1664US2023220372A1Use of mixtures of polyvinylpyrrolidone and ammonium sulfate in the isolation of nucleic acidsAXAGARIUS GMBH & CO KG·Filed 2022·Application pending·0 cites
- 1764US2021189377A1Method for isolating nucleic acids from a formaldehyde releaser stabilized sampleQIAGEN GMBH·Filed 2020·Application pending·0 cites
- 1863US2015225712A1Method for isolating nucleic acids from a formaldehyde releaser stabilized sampleQIAGEN GMBH·Filed 2013·Application pending·0 cites
- 1963US2023287386A1Stabilization of nucleic acids in biological samplesAXAGARIUS GMBH & CO KG·Filed 2022·Application pending·0 cites
- 2060US11525155B2Stabilisation of biological samplesQIAGEN GMBH·Filed 2014·Granted Dec 13, 2022·0 cites·20 claims
- 2140US2004115689A1Method and device for collecting and stabilizing a biological sampleFiled 2003·Application pending·0 cites
- 2239US2012295328A1Method for isolating small rnaWYRICH RALF·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →