Inventor · disambiguated record
Marcel Sychra
Also filed as: SYCHRA MARCEL · SYCHRA MARCEL DIPL ING
5 granted patents·1 pending application·24 citations·filing 1988–2006
74Inventor score
Top patents by PatentIndex Score
6 records- 0151US5126462ASulfur-containing aromatic tetracarboxylic acids and derivatives thereofCHEMIE LINZ GMBH·Filed 1988·Granted Jun 30, 1992·4 cites·7 claims
- 0244US2009095431A1Paper-Sizing Emulsion, Process for Preparing It and Use ThereofKEMIRA CHEMIE GES MBH·Filed 2006·Application pending·0 cites
- 0342US5759259AAir entraining agent for concrete and mortar mixturesKREMS CHEMIE AG·Filed 1995·Granted Jun 2, 1998·13 cites·18 claims
- 0431US6380299B1Stable aqueous dispersions for sizing paperKREMS CHEMIS AG·Filed 1999·Granted Apr 30, 2002·6 cites·17 claims
- 0530US5164476ASoluble and/or fusible polyimides and polyamidoimidesCHEMIE LINZ GMBH·Filed 1988·Granted Nov 17, 1992·1 cites·7 claims
- 0627US5378799AHeat-stable polyimides and polyamide-imides with modified benzhydrol structural elements and their preparationCHEMIE LINZ GMBH·Filed 1993·Granted Jan 3, 1995·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →