Inventor · disambiguated record
Zhimin Hao
Also filed as: HAO ZHIMIN
50 granted patents·4 pending applications·730 citations·filing 1994–2023
98Inventor score
Files withCIBA SC HOLDING AG37CIBA GEIGY CORP9DAINIPPON PRINTING CO LTD2CIBA SPECIALITY CHEMICALS CORP1CIBA SPECIALTY CHEMCIALS CORP1
Top patents by PatentIndex Score
54 records- 0197US5879855ACompositions for making structured color images and application thereofCIBA SC HOLDING AG·Filed 1994·Granted Mar 9, 1999·92 cites·22 claims
- 0295US5811543AFluorescent carbamate-modified phthalocyanine pigmentsCIBA SPECIALITY CHEMICALS CORP·Filed 1996·Granted Sep 22, 1998·52 cites·4 claims
- 0395US5561232AFluorescent quinacridone pigmentsCIBA GEIGY CORP·Filed 1994·Granted Oct 1, 1996·37 cites·4 claims
- 0492US7175948B2Coloring material and color filterDAINIPPON PRINTING CO LTD·Filed 2003·Granted Feb 13, 2007·34 cites·9 claims
- 0592US5484943APyrrolo[3,4-c]pyrrolesCIBA GEIGY CORP·Filed 1994·Granted Jan 16, 1996·37 cites·7 claims
- 0691US5750723APolymerizable diketopyrrolopyrroles and polymers prepared therewithCIBA SC HOLDING AG·Filed 1997·Granted May 12, 1998·42 cites·7 claims
- 0785US6603020B1Fluorescent diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 2000·Granted Aug 5, 2003·31 cites·5 claims
- 0885US6524382B1Pigmented vitreous materialCIBA SC HOLDING AG·Filed 2000·Granted Feb 25, 2003·23 cites·7 claims
- 0985US5821373ASolid sloutions of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1996·Granted Oct 13, 1998·24 cites·6 claims
- 1082US6160037AReactive extrusion of latent pigmentsCIBA SC HOLDING AG·Filed 1998·Granted Dec 12, 2000·20 cites·16 claims
- 1182US6036766AMixed crystals and solid solutions of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1997·Granted Mar 14, 2000·18 cites·21 claims
- 1282US5969154ALiquid crystalline diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1997·Granted Oct 19, 1999·35 cites·16 claims
- 1382US5616725APyrrolo[3,4-C]pyrrole synthesisCIBA GEIGY CORP·Filed 1995·Granted Apr 1, 1997·19 cites·7 claims
- 1480US5708188AMixed crystals and solid solution of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1995·Granted Jan 13, 1998·20 cites·7 claims
- 1580US5518539AProcess for the preparation of synergistic pigment mixturesCIBA GEIGY CORP·Filed 1994·Granted May 21, 1996·19 cites·6 claims
- 1674US6040108ACompositions for making structured color images and application thereofCIBA SC HOLDING AG·Filed 1998·Granted Mar 21, 2000·20 cites·10 claims
- 1772US5874580AFluorescent perylene pigmentsCIBA SC HOLDING AG·Filed 1998·Granted Feb 23, 1999·11 cites·4 claims
- 1871US5650520ACrystal modification of a diketopyrrolopyrrole pigmentCIBA GEIGY CORP·Filed 1995·Granted Jul 22, 1997·13 cites·10 claims
- 1971US5591865ACrystal modification of a diketopyrrolopyrrole pigmentCIBA GEIGY CORP·Filed 1995·Granted Jan 7, 1997·12 cites·8 claims
- 2070US5693824APreparation of mixed crystals and solid solutions of 1, 4-diketo-pyrrolpyrrolesCIBA SC HOLDING AG·Filed 1996·Granted Dec 2, 1997·19 cites·7 claims
- 2169US6180315B1Compositions for making structured color images and application thereofCIBA SPECIALTY CHEMCIALS CORP·Filed 1999·Granted Jan 30, 2001·23 cites·9 claims
- 2269US6120944AHighly transparent, color-pigmented high molecular weight materialCIBA SC HOLDING AG·Filed 1998·Granted Sep 19, 2000·11 cites·14 claims
- 2369US5886160AFluorescent pigmentsCIBA SC HOLDING AG·Filed 1998·Granted Mar 23, 1999·5 cites·3 claims
- 2468US5808094APreparation of mixed crystals and solid solutions of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1997·Granted Sep 15, 1998·11 cites·11 claims
- 2566US6656985B1Coloring material and color filterDAINIPPON PRINTING CO LTD·Filed 2000·Granted Dec 2, 2003·5 cites·22 claims
- 2664US6790884B2Warp-free pigment compositions comprising diaryldiketopyrrolo[3,4-c]pyrrolesCIBA SC HOLDING AG·Filed 2002·Granted Sep 14, 2004·4 cites·7 claims
- 2764US6762224B2Compounds for mass colouration of high temperature polymersCIBA SC HOLDING AG·Filed 2001·Granted Jul 13, 2004·6 cites·12 claims
- 2864US5780627AFluorescent dioxazine pigmentsCIBA SC HOLDING AG·Filed 1996·Granted Jul 14, 1998·4 cites·4 claims
- 2964US5646299ATwo new crystal modifications of a diketopyrrolopyrrole pigmentCIBA GEIGY CORP·Filed 1995·Granted Jul 8, 1997·17 cites·2 claims
- 3061US6737533B2Pigmented vitreous materialCIBA SC HOLDING AG·Filed 2003·Granted May 18, 2004·1 cites·2 claims
- 3160US5527922APyrrolo[3,4-c]pyrroles containing cyanimino groupsCIBA GEIGY CORP·Filed 1995·Granted Jun 18, 1996·8 cites·7 claims
- 3257US6409956B1Injection molding process using warp-free pigment compositions comprising diaryldiketopyrrolo-[3,4-c]pyrroles to improve dimensional stabilityCIBA SC HOLDING AG·Filed 1999·Granted Jun 25, 2002·5 cites·14 claims
- 3357US6248165B1Mixed crystals and solid solutions of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 2000·Granted Jun 19, 2001·2 cites·14 claims
- 3454US5723626AFluorescent isoindoline pigmentsCIBA SC HOLDING AG·Filed 1996·Granted Mar 3, 1998·5 cites·6 claims
- 3553US6858073B2Pigmented vitreous materialCIBA SC HOLDING AG·Filed 2004·Granted Feb 22, 2005·0 cites·26 claims
- 3653US6013777AProcess for the preparation of fluorescent pigmentsCIBA SC HOLDING AG·Filed 1998·Granted Jan 11, 2000·2 cites·11 claims
- 3751US6767620B2Pigmented porous materialCIBA SC HOLDING AG·Filed 2002·Granted Jul 27, 2004·1 cites·15 claims
- 3851US5718998AElectrophotographic photoreceptor the photosensitive layer of which contains the charge generating material a fine organic pigment prepared from a soluble pigment precursorCIBA SC HOLDING AG·Filed 1995·Granted Feb 17, 1998·11 cites·21 claims
- 3951US2025079446A1Multilayer Annular Pore Nickel-Cobalt-Aluminum Precursor And Preparation Method And Positive Electrode Material ThereofHENAN KELONG NEW ENERGY CO LTD·Filed 2023·Application pending·0 cites
- 4050US6127549AFluorescent indigo pigmentsCIBA SC HOLDING AG·Filed 1998·Granted Oct 3, 2000·4 cites·8 claims
- 4148US6284036B1Heat stable, pigmented sintered material comprising a boride, carbide, silicide, nitride or phosphideCIBA SC HOLDING AG·Filed 1999·Granted Sep 4, 2001·4 cites·9 claims
- 4248US5756746AMonophase solid solutions containing asymmetric pyrrolo 4,3-c! pyrroles as hostsCIBA SC HOLDING AG·Filed 1996·Granted May 26, 1998·9 cites·15 claims
- 4345US6271401B1Fluorescent anthraquinoid pigmentsCIBA SC HOLDING AG·Filed 1996·Granted Aug 7, 2001·1 cites·3 claims
- 4444US6890977B2Warp-free pigment compositions comprising diaryldiketopyrrolo[3,4-c]pyrrolesCIBA SC HOLDING AG·Filed 2003·Granted May 10, 2005·0 cites·36 claims
- 4542US6355783B1Compounds for mass coloration of high temperature polymersCIBA SC HOLDING AG·Filed 2000·Granted Mar 12, 2002·0 cites·21 claims
- 4642US5755875AFluorescent chromophores containing cyanimino groupsCIBA SC HOLDING AG·Filed 1996·Granted May 26, 1998·6 cites·6 claims
- 4742US2003187106A1Fluorescent diketopyrrolopyrrolesFiled 2003·Application pending·0 cites
- 4839US6576768B1Preparation of alkylthio- and/or arylthio-substituted diketo-diaryl-pyrrolopyrrolesCIBA SC HOLDING AG·Filed 1999·Granted Jun 10, 2003·7 cites·7 claims
- 4939US6486332B2Fluorescent pigmentsCIBA SC HOLDING AG·Filed 2001·Granted Nov 26, 2002·0 cites·8 claims
- 5037US6261359B1Fluorescent pigmentsCIBA SC HOLDING AG·Filed 1998·Granted Jul 17, 2001·0 cites·9 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Zhimin Hao 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 →