Inventor · disambiguated record
Stefan Keipl
Also filed as: KEIPL STEFAN
3 granted patents·36 citations·filing 1986–1999
70Inventor score
Top patents by PatentIndex Score
3 records- 0159US4816312AFire prevention materialGRUENAU GMBH CHEM FAB·Filed 1986·Granted Mar 28, 1989·22 cites·23 claims
- 0236US5453212APowdery hydrophobic filler for bituminized traffic surfacesCHEMISCHEFABRIK GRUENAU GMBH·Filed 1992·Granted Sep 26, 1995·8 cites·20 claims
- 0335US6814880B1Water based liquid foam extinguishing formulationCOGNIS DEUTSCHLAND GMBH·Filed 1999·Granted Nov 9, 2004·6 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →