Inventor · disambiguated record
Stephan Michaelis
Also filed as: MICHAELIS STEPHAN
24 granted patents·4 pending applications·197 citations·filing 1994–2021
95Inventor score
Top patents by PatentIndex Score
28 records- 0194US8932786B2Metal azo pigments and pigment preparations produced therefromLANXESS DEUTSCHLAND GMBH·Filed 2013·Granted Jan 13, 2015·11 cites·15 claims
- 0294US8323357B2Fluorine-substituted perylenes for colour filters in LCDSFELDHUES ULRICH·Filed 2010·Granted Dec 4, 2012·16 cites·9 claims
- 0391US5948600AMethod and material for the formation of a heat mode imageAGFA GEVAERT NV·Filed 1997·Granted Sep 7, 1999·59 cites·24 claims
- 0486US5621027ADyestuffs for bulk dyeing plasticsBAYER AG·Filed 1995·Granted Apr 15, 1997·27 cites·10 claims
- 0582US6008350AProcess for the production of cyanine dyesAGFA GEVAERT·Filed 1994·Granted Dec 28, 1999·26 cites·36 claims
- 0680US10961396B2Methine dyesLANXESS DEUTSCHLAND GMBH·Filed 2018·Granted Mar 30, 2021·1 cites·14 claims
- 0773US10808129B2Methine dyesLANXESS DEUTSCHLAND GMBH·Filed 2018·Granted Oct 20, 2020·0 cites·4 claims
- 0872US9663660B2Metal azo pigmentsLANXESS DEUTSCHLAND GMBH·Filed 2016·Granted May 30, 2017·1 cites·20 claims
- 0971US5800573ABulk dyeing using quinophthalone dyestuffsBAYER AG·Filed 1997·Granted Sep 1, 1998·10 cites·6 claims
- 1069US2020339813A1Novel methine dyesLANXESS DEUTSCHLAND GMBH·Filed 2020·Application pending·0 cites
- 1166US10435565B2Methine dyesLANXESS DEUTSCHLAND GMBH·Filed 2018·Granted Oct 8, 2019·0 cites·17 claims
- 1266US5530130APhthaloperinone dyestuffsBAYER AG·Filed 1994·Granted Jun 25, 1996·14 cites·5 claims
- 1365US10487211B2Methine dyesLANXESS DEUTSCHLAND GMBH·Filed 2018·Granted Nov 26, 2019·0 cites·17 claims
- 1463US6600589B1Electrochromic device with a yellow filterBAYER AG·Filed 1999·Granted Jul 29, 2003·9 cites·14 claims
- 1561US5639896AProcess for the preparation of N,N'-disubstituted 1,4-diaminoanthraquinonesBAYER AG·Filed 1996·Granted Jun 17, 1997·8 cites·13 claims
- 1659US12163031B2Pigment preparationsLANXESS DEUTSCHLAND GMBH·Filed 2021·Granted Dec 10, 2024·0 cites·17 claims
- 1754US10266697B2Yellow methine dyesLANXESS DEUTSCHLAND GMBH·Filed 2015·Granted Apr 23, 2019·0 cites·15 claims
- 1854US6420576B1Preparation of arylaminohydroxyanthraquinonesBAYER AG·Filed 2000·Granted Jul 16, 2002·2 cites·6 claims
- 1950US2010092887A1FLUORINE-CONTAINING QUINACRIDONES IN COLOUR FILTERS FOR LCDsLANXESS DEUTSCHLAND GMBH·Filed 2009·Application pending·0 cites
- 2050US2009076199A1Red dye mixtureLANXESS DEUTSCHLAND GMBH·Filed 2008·Application pending·0 cites
- 2149US5525152APigment salts and their use for dyeing and pigmentingBAYER AG·Filed 1995·Granted Jun 11, 1996·5 cites·10 claims
- 2243US5582621ABulk dyeing of plasticsBAYER AG·Filed 1995·Granted Dec 10, 1996·3 cites·12 claims
- 2342US6852873B2Preparation of styryl dyesBAYER AG·Filed 2002·Granted Feb 8, 2005·0 cites·5 claims
- 2442US6846335B2Crystal form of a perinone dyeBAYER AG·Filed 2002·Granted Jan 25, 2005·0 cites·8 claims
- 2537US6121452AProcess for the preparation of quinophthalonesBAYER AG·Filed 1997·Granted Sep 19, 2000·5 cites·12 claims
- 2635US2001020313A1Process for bulk dyeing of plasticsFiled 2001·Application pending·0 cites
- 2734US5874582ABulk dyeing using quinophthalone dyestuffsBAYER AG·Filed 1998·Granted Feb 23, 1999·0 cites·2 claims
- 2833US5922904ABulk dyeing using quinophthalone dyestuffsBAYER AG·Filed 1998·Granted Jul 13, 1999·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Stephan Michaelis 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 →