Inventor · disambiguated record
Shivakumar Basalingappa Hendi
Also filed as: HENDI SHIVAKUMAR B · HENDI SHIVAKUMAR BASALINGAPPA
19 granted patents·2 pending applications·214 citations·filing 1992–2004
95Inventor score
Top patents by PatentIndex Score
21 records- 0185US5457203APigmentary synthesis of quinacridone solid solutionsCIBA GEIGY CORP·Filed 1993·Granted Oct 10, 1995·23 cites·20 claims
- 0284US5424429APreparation of pigmentary 2,9-dichloroquinacridoneCIBA GEIGY CORP·Filed 1993·Granted Jun 13, 1995·24 cites·20 claims
- 0382US6036766AMixed crystals and solid solutions of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1997·Granted Mar 14, 2000·18 cites·21 claims
- 0479US6348595B1Process for preparingCIBA SC HOLDING AG·Filed 1999·Granted Feb 19, 2002·15 cites·7 claims
- 0579US5281269AAqueous process for preparation of modified beta quinacridoneCIBA GEIGY CORP·Filed 1992·Granted Jan 25, 1994·16 cites·30 claims
- 0678US6057449ADirect preparation of pyrrolo[3,4-c]pyrrolesCIBA SC HOLDING AG·Filed 1999·Granted May 2, 2000·16 cites·25 claims
- 0773US6361594B1Direct preparation of pyrrolo[3,4-C]pyrrolesCIBA SC HOLDING AG·Filed 2000·Granted Mar 26, 2002·7 cites·2 claims
- 0872US6313300B1Oxidation process for preparing quinacridone pigmentsCIBA SC HOLDING AG·Filed 2000·Granted Nov 6, 2001·8 cites·20 claims
- 0970US5618343APigment compositions for coatingsCIBA GEIGY CORP·Filed 1994·Granted Apr 8, 1997·26 cites·22 claims
- 1068US5786487A1,4-diketo-3,6-diarylpyrolo 3,4-C!pyrrole pigment derivativesCIBA SC HOLDING AG·Filed 1997·Granted Jul 28, 1998·12 cites·31 claims
- 1167US5827364APigment compositionsCIBA SC HOLDING AG·Filed 1997·Granted Oct 27, 1998·10 cites·20 claims
- 1266US5840907AProcess for preparing diketopyrrolopyrrole derivativesCIBA SC HOLDING AG·Filed 1997·Granted Nov 24, 1998·8 cites·9 claims
- 1366US5529623APigmentary solid solutions of pyrrolo[3,4-c]pyrroles and quinacridonesCIBA GEIGY CORP·Filed 1994·Granted Jun 25, 1996·8 cites·25 claims
- 1462US5472496ASolid solutions of pyrrolo-[3.4-c]-pyrroles with quinacridonequinonesCIBA GEIGY CORP·Filed 1994·Granted Dec 5, 1995·8 cites·27 claims
- 1558US5785750A1,4-diketo-3,6-diarylpyrolo 3,4-c! pyrroleCIBA SC HOLDING AG·Filed 1997·Granted Jul 28, 1998·6 cites·21 claims
- 1657US6441174B1Process for preparing bis(hydroxymethyl)perylenetetracarboximideCIBA SC HOLDING AG·Filed 2001·Granted Aug 27, 2002·2 cites·22 claims
- 1757US6248165B1Mixed crystals and solid solutions of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 2000·Granted Jun 19, 2001·2 cites·14 claims
- 1851US6626990B2Use of aromatic compounds as phase directors and particle size reducers for quinacridone pigmentsCIBA SC HOLDING AG·Filed 2002·Granted Sep 30, 2003·2 cites·11 claims
- 1949US5919945AProcess for preparing diketopyrrolopyrrole derivativesCIBA SC HOLDING AG·Filed 1998·Granted Jul 6, 1999·3 cites·11 claims
- 2039US2004194666A1Pigment compositions for coatingsFiled 2004·Application pending·0 cites
- 2137US2004138475A1Crystal modification of diketopyrrolpyrrole solid solution pigmentFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →