Inventor · disambiguated record
Bruno Piastra
Also filed as: PIASTRA BRUNO
14 granted patents·1 pending application·97 citations·filing 1998–2003
91Inventor score
Top patents by PatentIndex Score
15 records- 0184US6339084B1Process for the production of thiazine-indigo pigmentsCLARIANT FINANCE BVI LTD·Filed 2000·Granted Jan 15, 2002·14 cites·17 claims
- 0273US6375732B1Pigments, the process of their manufacturing and their useCLARIANT FINANCE BVI LTD·Filed 2000·Granted Apr 23, 2002·9 cites·14 claims
- 0372US7307170B2Epindolidione pigmentsCLARIANT FINANCE BVI LTD·Filed 2002·Granted Dec 11, 2007·6 cites·10 claims
- 0472US6482817B1Hybrid pigmentsCLARIANT FINANCE BVI LTD·Filed 2000·Granted Nov 19, 2002·10 cites·12 claims
- 0566US6472527B1Process for the preparation of thiazine-indigo compounds and of new intermediates thereforCLARIANT FINANCE BVI LTD·Filed 2000·Granted Oct 29, 2002·4 cites·12 claims
- 0664US6515123B2Triphendioxazine pigments, intermediates, their method of making and uses thereofCLARIANT FINANCE BVI LTD·Filed 2001·Granted Feb 4, 2003·5 cites·10 claims
- 0762US6277536B1Heterocyclic compoundsCLARIANT FINANCE BVI LTD·Filed 1999·Granted Aug 21, 2001·10 cites·9 claims
- 0861US6638996B1Pigment for warpage-free polyolefins colorationCLARIANT FINANCE BVI LTD·Filed 2000·Granted Oct 28, 2003·4 cites·3 claims
- 0961US6200378B1Thiazine indigo pigments, solid solutions thereof and their preparationCLARIANT FINANCE BVI LTD·Filed 1998·Granted Mar 13, 2001·16 cites·27 claims
- 1059US6512115B2Preparation of pigmentsCLARIANT FINANCE BVI LTD·Filed 2001·Granted Jan 28, 2003·3 cites·11 claims
- 1156US6046335AHeterocyclic compoundsCLARIANT BVI·Filed 1998·Granted Apr 4, 2000·9 cites·10 claims
- 1254US6214989B1Triphendioxazine pigmentsCLARIANT INTERNATIONAL LTD MUT·Filed 1999·Granted Apr 10, 2001·7 cites·10 claims
- 1338US6540820B1Heterocyclic compoundsCLARIANT FINANCE BVI LTD·Filed 2000·Granted Apr 1, 2003·0 cites·16 claims
- 1438US2006118004A1Pigment formulations and processes for their preparationPIASTRA BRUNO·Filed 2003·Application pending·0 cites
- 1533US6649758B2Preparation of trans-thiazineindigo pigmentsCLARIANT FINANCE BVI LTD·Filed 2001·Granted Nov 18, 2003·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →