Inventor · disambiguated record
Franz Krappmann
Also filed as: KRAPPMANN FRANZ · STAHL WERNER
4 granted patents·42 citations·filing 1979–1990
75Inventor score
Top patents by PatentIndex Score
4 records- 0161US5176189ADevice for transport of material between chambers at different pressures and process for operation of this deviceANDRITZ AG MASCHF·Filed 1990·Granted Jan 5, 1993·22 cites·26 claims
- 0247US4292177APressurizable rotary filterKRAUSS MAFFEI AG·Filed 1979·Granted Sep 29, 1981·11 cites·17 claims
- 0333US4193875ARotary filterKRAUSS MAFFEI AG·Filed 1979·Granted Mar 18, 1980·4 cites·23 claims
- 0430US4328099AMulti-disk rotary filterKRAUSS MAFFEI AG·Filed 1981·Granted May 4, 1982·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →