Inventor · disambiguated record
Andreas Bulan
Also filed as: BULAN ANDREAS
57 granted patents·58 pending applications·217 citations·filing 1991–2023
98Inventor score
Files withBAYER MATERIALSCIENCE AG21BULAN ANDREAS19BAYER AG15COVESTRO DEUTSCHLAND AG15COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG7
Top patents by PatentIndex Score
115 records- 0194US9175135B2Process for preparing diaryl carbonates and polycarbonatesOOMS PIETER·Filed 2011·Granted Nov 3, 2015·9 cites·18 claims
- 0293US9273404B2Process for electrolysis of alkali metal chlorides with oxygen-consuming electrodesBAYER IP GMBH·Filed 2013·Granted Mar 1, 2016·10 cites·13 claims
- 0393US8492303B2Electrode and electrode coatingBULAN ANDREAS·Filed 2010·Granted Jul 23, 2013·19 cites·4 claims
- 0491US9150490B2Process for preparing diaryl carbonates and polycarbonatesOOMS PIETER·Filed 2011·Granted Oct 6, 2015·6 cites·16 claims
- 0591US8153838B2Process for producing isocyanatesBULAN ANDREAS·Filed 2008·Granted Apr 10, 2012·11 cites·25 claims
- 0689US10224552B2Gas diffusion electrode and process for production thereofBULAN ANDREAS·Filed 2011·Granted Mar 5, 2019·6 cites·20 claims
- 0788US8518231B2Process for production of diaryl carbonateOOMS PIETER·Filed 2011·Granted Aug 27, 2013·6 cites·19 claims
- 0884US9677183B2Electrocatalyst, electrode coating and electrode for the preparation of chlorineCOVESTRO DEUTSCHLAND AG·Filed 2014·Granted Jun 13, 2017·5 cites·20 claims
- 0983US6852301B2Method for producing silaneSOLARWORLD AG·Filed 2001·Granted Feb 8, 2005·27 cites·11 claims
- 1080US6841047B2Electrolysis cell, in particular for the electrochemical preparation of chlorineBAYER AG·Filed 2002·Granted Jan 11, 2005·16 cites·8 claims
- 1178US9273403B2Method for improving the performance of nickel electrodesBULAN ANDREAS·Filed 2012·Granted Mar 1, 2016·2 cites·8 claims
- 1278US7056484B2Method for producing trichlorosilaneSOLARWORLD AG·Filed 2001·Granted Jun 6, 2006·16 cites·13 claims
- 1377US11136677B2Method for mounting oxygen-consuming electrodes in electrochemical cells and electrochemical cellsCOVESTRO DEUTSCHLAND AG·Filed 2016·Granted Oct 5, 2021·1 cites·21 claims
- 1477US9422631B2Method of operating an oxygen-consuming electrodeBULAN ANDREAS·Filed 2012·Granted Aug 23, 2016·2 cites·16 claims
- 1575US8430997B2Electrode for electrolytic production of chlorineCHEN RUIYONG·Filed 2011·Granted Apr 30, 2013·2 cites·20 claims
- 1675US8106144B2Process for producing polycarbonateOOMS PIETER·Filed 2010·Granted Jan 31, 2012·3 cites·20 claims
- 1774US6838408B2Method for producing gas diffusion electrodesBAYER MATERIALSCIENCE AG·Filed 2004·Granted Jan 4, 2005·10 cites·20 claims
- 1874US6458333B1Process for recycling alkali metal fluorides and/or difluoridesBAYER AG·Filed 2000·Granted Oct 1, 2002·8 cites·6 claims
- 1972US10978712B2Process for the manufacture of gas diffusion electrodesBULAN ANDREAS·Filed 2006·Granted Apr 13, 2021·1 cites·14 claims
- 2072US8318971B2Process for preparing methylenediphenyl diisocyanatesPOHL FRITZ·Filed 2009·Granted Nov 27, 2012·2 cites·13 claims
- 2171US6790339B2Process for the electrochemical preparation of chlorine from aqueous solutions of hydrogen chlorideBAYER AG·Filed 2002·Granted Sep 14, 2004·9 cites·10 claims
- 2270US8882984B2Process for preparing diaryl carbonateOOMS PIETER·Filed 2010·Granted Nov 11, 2014·1 cites·19 claims
- 2369US2025162878A1Method for gasification of polymeric recyclable materials for the low-emission supply of carbon monoxide usable for the production of phosgeneCOVESTRO DEUTSCHLAND AG·Filed 2023·Application pending·0 cites
- 2467US9243337B2Oxygen-consuming electrode with multilayer catalyst coating and process for the production thereofTUREK THOMAS·Filed 2011·Granted Jan 26, 2016·2 cites·13 claims
- 2566US9714472B2Gas diffusion electrodes and process for production thereofBULAN ANDREAS·Filed 2012·Granted Jul 25, 2017·1 cites·21 claims
- 2665US2025042747A1Method for producing phosgeneCOVESTRO DEUTSCHLAND AG·Filed 2022·Application pending·0 cites
- 2765US2024209146A1Process for producing polycarbonate with improved sustainabilityCOVESTRO DEUTSCHLAND AG·Filed 2022·Application pending·0 cites
- 2864US8247098B2Electrochemical cellGESTERMANN FRITZ·Filed 2005·Granted Aug 21, 2012·1 cites·19 claims
- 2964US7691242B2Electrochemical half-cellBAYER MATERIALSCIENCE AG·Filed 2008·Granted Apr 6, 2010·0 cites·22 claims
- 3063US12291595B2Method for isocyanate and polyurethane production with improved sustainabilityCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2020·Granted May 6, 2025·0 cites·12 claims
- 3162US12275689B2Method for the recycling of polyurethane material waste for producing chemical feedstock for the production of isocyanates and polyurethanesCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2020·Granted Apr 15, 2025·0 cites·16 claims
- 3262US2013213799A1Electrode and electrode coatingBAYER MATERIALSCIENCE AG·Filed 2013·Application pending·0 cites
- 3361US2009173636A1Process for production of diaryl carbonateBAYER MATERIALSCIENCE AG·Filed 2008·Application pending·0 cites
- 3461US2013101499A1METHODS FOR ELECTROCHEMICAL DECHLORINATION OF ANOLYTE BRINE FROM NaCl ELECTROLYSISBAYER IP GMBH·Filed 2012·Application pending·0 cites
- 3560US2008257749A1Method For Improving The Performance of Nickel ElectrodesBAYER MATERIALSCIENCE AG·Filed 2008·Application pending·0 cites
- 3659US6395165B2Process for preparing perfluorinated organic compounds by electrochemical fluorinationBAYER AG·Filed 2001·Granted May 28, 2002·3 cites·8 claims
- 3758US2014224667A1Catalyst Coating and Process for Production ThereofNANO X GMBH·Filed 2014·Application pending·0 cites
- 3858US2024084462A1Method and electrolysis device for the production of chlorine, carbon monoxide and optionally hydrogenCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2020·Application pending·0 cites
- 3958US2010010256A1Processes for hydrogen chloride oxidation using oxygenBAYER MATERIALSCIENCE AG·Filed 2009·Application pending·0 cites
- 4057US7128824B2Method for electrolysis of aqueous solutions of hydrogen chlorideBAYER MATERIALSCIENCE AG·Filed 2002·Granted Oct 31, 2006·3 cites·7 claims
- 4157US2012132539A1METHODS FOR ELECTROCHEMICAL DECHLORINATION OF ANOLYTE BRINE FROM NaCl ELECTROLYSISBULAN ANDREAS·Filed 2008·Application pending·0 cites
- 4257US2022056594A1Membrane electrolysis processes for akaline chloride solutions, using a gas-diffusion electrodeCOVERSTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Application pending·0 cites
- 4357US2023349059A1Apparatus and method for performing electrolysisCOVESTRO DEUTSCHLAND AG·Filed 2021·Application pending·0 cites
- 4456US9150970B2Process for electrolysis of alkali metal chlorides with oxygen-consuming electrodes in micro-gap arrangementBAYER IP GMBH·Filed 2013·Granted Oct 6, 2015·0 cites·6 claims
- 4556US2021348286A1Electrolysis cell, electrolyzer and method for reducing co2COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Application pending·0 cites
- 4656US2014014527A1Method for mounting oxygen-consuming electrodes in electrochemical cells and electrochemical cellsBULAN ANDREAS·Filed 2011·Application pending·0 cites
- 4756US2011073491A1Electrochemical cellBAYER MATERIALSCIENCE AG·Filed 2010·Application pending·0 cites
- 4856US2017067172A1Catalyst coating and process for production thereofCOVESTRO DEUTSCHLAND AG·Filed 2016·Application pending·0 cites
- 4955US9163318B2Oxygen-consuming electrode and process for production thereofBAYER IP GMBH·Filed 2012·Granted Oct 20, 2015·0 cites·18 claims
- 5055US6890418B2Process for the electrolysis of an aqueous solution of alkali metal chlorideBAYER AG·Filed 2002·Granted May 10, 2005·1 cites·6 claims
Showing the top 50 of 115 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Andreas Bulan 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 →