Inventor · disambiguated record
Karl-Heinz Giselbrecht
Also filed as: GISELBRECHT KARL-HEINZ
8 granted patents·35 citations·filing 1997–2016
83Inventor score
Files withDSM FINE CHEM AUSTRIA GMBH3CHEMIE LINZ GMBH2FELFER ULFRIED1PATHEON AUSTRIA GMBH & CO KG1RIGEL PHARMACEUTICALS INC1
Top patents by PatentIndex Score
8 records- 0180US8299242B2Synthesis of 2,4-pyrimidinediaminesFELFER ULFRIED·Filed 2010·Granted Oct 30, 2012·5 cites·8 claims
- 0268US5874637AProcess for the purification of o-phthalaldehydeCHEMIE LINZ GMBH·Filed 1997·Granted Feb 23, 1999·12 cites·9 claims
- 0362US5952206AProcess for preparing L-aspartic acidDSM FINE CHEM AUSTRIA GMBH·Filed 1998·Granted Sep 14, 1999·11 cites·10 claims
- 0458US8481724B2Synthesis of 2,4-pyrimidinediaminesRIGEL PHARMACEUTICALS INC·Filed 2012·Granted Jul 9, 2013·0 cites·6 claims
- 0539US10683245B2Process for manufacturing 1-cyclopropyl-naphthalenesPATHEON AUSTRIA GMBH & CO KG·Filed 2016·Granted Jun 16, 2020·0 cites·9 claims
- 0636US6258572B1Process for preparing L-aspartic acidDSM FINE CHEM AUSTRIA GMBH·Filed 1999·Granted Jul 10, 2001·2 cites·9 claims
- 0735US5939580AProcess for preparing glyoxylic esters and their hydratesDSM FINE CHEM AUSTRIA GMBH·Filed 1997·Granted Aug 17, 1999·1 cites·7 claims
- 0830US5872153AProcess for preparing aqueous o-phthalaldehyde-glutaraldehyde solutionsCHEMIE LINZ GMBH·Filed 1997·Granted Feb 16, 1999·4 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →