Inventor · disambiguated record
Christian Birkner
Also filed as: BIRKNER CHRISTIAN
27 granted patents·6 pending applications·396 citations·filing 1984–2022
96Inventor score
Files withSIEMENS AG11BIRKNER CHRISTIAN4BOEHRINGER MANNHEIM GMBH4ROCHE DIAGNOSTICS OPERATIONS4ROCHE DIAGNOSTICS OPERATIONS INC3
Top patents by PatentIndex Score
33 records- 0193US7340887B2Method for monitoring a particle filterSIEMENS AG·Filed 2005·Granted Mar 11, 2008·37 cites·11 claims
- 0293US6234148B1Method and device for monitoring a pressure sensorSIEMENS AG·Filed 1999·Granted May 22, 2001·104 cites·8 claims
- 0390US7781165B2Benzimidazolium compounds and salts of benzimidazolium compounds for nucleic acid amplificationROCHE DIAGNOSTICS OPERATIONS·Filed 2006·Granted Aug 24, 2010·8 cites·6 claims
- 0485US7770392B2Apparatus for controlling an internal combustion engine having an exhaust gas turbocharger and an exhaust gas recirculation apparatusCONTINENTAL AUTOMOTIVE GMBH·Filed 2006·Granted Aug 10, 2010·20 cites·17 claims
- 0580US7501240B2Method for bisulfite treatmentROCHE MOLECULAR SYSTEMS INC·Filed 2004·Granted Mar 10, 2009·6 cites·8 claims
- 0679US8101744B2Isolation and purification of nucleic acids with a solid phaseBIRKNER CHRISTIAN·Filed 2008·Granted Jan 24, 2012·4 cites·3 claims
- 0779US6573374B1Nucleotides labelled with an infrared dye and their use in nucleic acid detectionBOEHRINGER MANNHEIM GMBH·Filed 1994·Granted Jun 3, 2003·45 cites·14 claims
- 0875US7803935B2Nucleic acid adsorption under low-salt conditionsROCHE DIAGNOSTICS OPERATIONS·Filed 2008·Granted Sep 28, 2010·1 cites·7 claims
- 0974US2021324453A1Detection of bacterial (mollicuties) contaminationROCHE DIAGNOSTICS OPERATIONS INC·Filed 2021·Application pending·0 cites
- 1073US2015086990A1Detection of bacterial (mollicutes) contaminationROCHE DIAGNOSTICS OPERATIONS·Filed 2014·Application pending·0 cites
- 1171US6732523B2Method for controlling a charge pressure in an internal combustion engine with an exhaust gas turbochargerSIEMENS AG·Filed 2002·Granted May 11, 2004·27 cites·24 claims
- 1270US6701245B2Method for the functional diagnosis of an exhaust recycling system on an internal combustion engineSIEMENS AG·Filed 2003·Granted Mar 2, 2004·15 cites·6 claims
- 1370US6035829AMethod of specifying an injection-pressure setpoint value in an accumulator injection systemSIEMENS AG·Filed 1999·Granted Mar 14, 2000·27 cites·7 claims
- 1470US5971718AMethod and apparatus for regulating a volumetric fuel flow between a feed pump and a high-pressure pumpSIEMENS AG·Filed 1997·Granted Oct 26, 1999·27 cites·7 claims
- 1569US11078545B2Detection of bacterial (Mollicutes) contaminationROCHE DIAGNOSTICS OPERATIONS INC·Filed 2017·Granted Aug 3, 2021·0 cites·6 claims
- 1669US6276336B1Pressure reservoir for fuel supply systemsSIEMENS AG·Filed 1998·Granted Aug 21, 2001·27 cites·14 claims
- 1762US2012129181A1Detection of bacterial (mollicutes) contaminationBIRKNER CHRISTIAN·Filed 2012·Application pending·0 cites
- 1857US5677441ANucleosides, nucleotides and oligonucleotides containing enzymatically cleavable protecting groupsBOEHRINGER MANNHEIM GMBH·Filed 1994·Granted Oct 14, 1997·10 cites·8 claims
- 1952US6830802B2Roofing membraneICOPAL GMBH·Filed 2002·Granted Dec 14, 2004·2 cites·10 claims
- 2051US2016264925A1Reagents for Lysis of Bacterial CellsROCHE DIAGNOSTICS OPERATIONS INC·Filed 2016·Application pending·0 cites
- 2150US9371509B2Reagents for lysis of bacterial cellsBIRKNER CHRISTIAN·Filed 2010·Granted Jun 21, 2016·0 cites·10 claims
- 2249US7096111B2Method for converting a fuel quantity into a torqueSIEMENS AG·Filed 2004·Granted Aug 22, 2006·6 cites·15 claims
- 2349US6799454B2Method for functional checking of an exhaust recycling system on an internal combustion engineSIEMENS AG·Filed 2003·Granted Oct 5, 2004·5 cites·12 claims
- 2447US8053213B2Detection of PCR products in gel electrophoresisROCHE DIAGNOSTICS OPERATIONS·Filed 2010·Granted Nov 8, 2011·0 cites·7 claims
- 2545US12509014B2Systems and method for estimating and monitoring occupant injury level in real time in vehicle crashesTECHNISCHE HOCHSCHULE INGOLSTADT·Filed 2022·Granted Dec 30, 2025·0 cites·20 claims
- 2645US2007111234A1Detection of biological DNABIRKNER CHRISTIAN·Filed 2006·Application pending·0 cites
- 2745US2003175769A1Reagents for improved PCRFiled 2002·Application pending·0 cites
- 2843US6067799AMethod for the closed-loop control of the boost pressure of a turbocharged internal combustion engineSIEMENS AG·Filed 1998·Granted May 30, 2000·14 cites·5 claims
- 2941US7451740B2Adaptation method for optimized combustion of a fuel quantity injected into a cylinder of an internal combustion engineSIEMENS VDO AUTOMOTIVE AG·Filed 2007·Granted Nov 18, 2008·0 cites·18 claims
- 3038US6013467ABlood substitute suppression by peroxidesBOEHRINGER MANNHEIM GMBH·Filed 1997·Granted Jan 11, 2000·3 cites·21 claims
- 3132US6125829AMethod of controlling exhaust gas recirculation in an internal combustion engineSIEMENS AG·Filed 1998·Granted Oct 3, 2000·5 cites·7 claims
- 3229US5756704ANucleosides and nucleoside derivatives containing enzymatically cleavable protecting groupsBOEHRINGER MANNHEIM GMBH·Filed 1997·Granted May 26, 1998·0 cites·2 claims
- 3328US4618605AProcess for the production of β-elemonic acid and pharmaceutical preparations containing said acidSTAPEL GUENTER·Filed 1984·Granted Oct 21, 1986·3 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Christian Birkner files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →