Inventor · disambiguated record
Ioan Nicolau
Also filed as: NICOLAU IOAN
23 granted patents·1 pending application·709 citations·filing 1985–2008
97Inventor score
Files withCELANESE INT CORP12HOECHST CELANESE CORP5HOECHST AG2CELANESE CHEM EUROPE GMBH1CELANESE CORP1
Top patents by PatentIndex Score
24 records- 0193US5093537AMethod for the manufacture of 1,3-propanediolHOECHST CELANESE CORP·Filed 1991·Granted Mar 3, 1992·49 cites·10 claims
- 0290US5332710AVinyl acetate catalyst preparation methodHOECHST CELANESE CORP·Filed 1992·Granted Jul 26, 1994·82 cites·19 claims
- 0386US5731457AVinyl acetate process utilizing a palladium-gold-copper catalystHOECHST CELANESE CORP·Filed 1997·Granted Mar 24, 1998·29 cites·19 claims
- 0486US5250487ACarrier catalyst, process for its preparation, and its use for the preparation of vinyl acetateHOECHST AG·Filed 1992·Granted Oct 5, 1993·59 cites·15 claims
- 0585US6114571APalladium, gold and boron catalyst and process for the preparation of vinyl acetateCELANESE GMBH·Filed 1997·Granted Sep 5, 2000·95 cites·10 claims
- 0685US5691267ATwo step gold addition method for preparing a vinyl acetate catalystHOECHST CELANESE CORP·Filed 1996·Granted Nov 25, 1997·95 cites·29 claims
- 0784US8216964B2Layered support material for catalystsWANG TAO·Filed 2008·Granted Jul 10, 2012·5 cites·9 claims
- 0884US6034030AVinyl acetate catalyst preparation methodCELANESE INT CORP·Filed 1998·Granted Mar 7, 2000·35 cites·11 claims
- 0981US6057260AVinyl acetate catalyst comprising palladium, gold, copper and any of certain fourth metalsCELANESE INT CORP·Filed 1999·Granted May 2, 2000·43 cites·15 claims
- 1079US7598198B2Rhodium containing catalystsCELANESE INT CORP·Filed 2008·Granted Oct 6, 2009·3 cites·23 claims
- 1175US7612014B2Halide free precurors for catalystsCELANESE INT CORP·Filed 2008·Granted Nov 3, 2009·2 cites·19 claims
- 1275US5693586APalladium-gold catalyst for vinyl acetate productionHOECHST CELANESE CORP·Filed 1996·Granted Dec 2, 1997·41 cites·20 claims
- 1374US5292931ACarrier catalyst, process for its preparation, and its use for the preparation of vinyl acetateHOECHST AG·Filed 1993·Granted Mar 8, 1994·30 cites·5 claims
- 1472US5859287AProcess for preparing vinyl acetate utilizing a catalyst comprising palladium, gold, and any of certain third metalsCELANESE INT CORP·Filed 1997·Granted Jan 12, 1999·36 cites·13 claims
- 1567US6107514AVinyl acetate production using a catalyst comprising palladium and gold deposited on a copper containing carrierCELANESE INT CORP·Filed 1999·Granted Aug 22, 2000·23 cites·11 claims
- 1664US5854171AHoneycomb catalyst for vinyl acetate synthesisCELANESE INT CORP·Filed 1997·Granted Dec 29, 1998·20 cites·20 claims
- 1760US4652683AProcess for producing 2-hydroxyphenyl lower alkyl ketonesCELANESE CORP·Filed 1985·Granted Mar 24, 1987·6 cites·11 claims
- 1853US6346501B1Catalyst based on palladium, cadmium, alkali and lanthanoids and a method for producing vinyl acetateCELANESE CHEM EUROPE GMBH·Filed 1998·Granted Feb 12, 2002·14 cites·12 claims
- 1952US6274531B1Vinyl acetate catalyst comprising metallic palladium and gold, and cupric acetateCELANESE INT CORP·Filed 1999·Granted Aug 14, 2001·11 cites·8 claims
- 2051US6072078AVinyl acetate production using a catalyst comprising palladium, gold, copper and any of certain fourth metalsCELANESE INT CORP·Filed 1997·Granted Jun 6, 2000·11 cites·8 claims
- 2151US2005181940A1Methods of making alkenyl alkanoatesCELANESE INT CORP·Filed 2004·Application pending·0 cites
- 2245US5705679AHoneycomb catalyst for vinyl acetate synthesisFiled 1996·Granted Jan 6, 1998·8 cites·17 claims
- 2341US5968869AVinyl acetate catalyst comprising palladium and gold deposited on a copper containing carrierCELANESE INT CORP·Filed 1997·Granted Oct 19, 1999·6 cites·14 claims
- 2441US5948724AVinyl acetate catalyst comprising metallic palladium and gold and cupric acetateCELANESE INT CORP·Filed 1997·Granted Sep 7, 1999·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →