Inventor · disambiguated record
Horst Kalfa
Also filed as: KALFA HORST
7 granted patents·69 citations·filing 1980–1996
85Inventor score
Top patents by PatentIndex Score
7 records- 0154US4335615AEquipment for testing materials for stress corrosion crackingDECHEMA·Filed 1980·Granted Jun 22, 1982·21 cites·7 claims
- 0249US4656148AMethod for the reactivation of a catalyst used for removal of nitrogen oxidesDIDIER WERKE AG·Filed 1985·Granted Apr 7, 1987·13 cites·16 claims
- 0340US5205850AParticular filterDIDIER WERKE AG·Filed 1992·Granted Apr 27, 1993·15 cites·22 claims
- 0438US4435157AHeat exchanger construction and method of operationBROHLTAL DEUMAG AG·Filed 1982·Granted Mar 6, 1984·4 cites·17 claims
- 0534US4695559ACatalyst for the selective reduction of nitrogen oxides in waste gases and process for the manufacture of such a catalystDIDIER WERKE AG·Filed 1986·Granted Sep 22, 1987·6 cites·17 claims
- 0632US4905665ADevice for converting solar energy into process heatDIDIER WERKE AG·Filed 1989·Granted Mar 6, 1990·5 cites·21 claims
- 0730US5795994AProcess and apparatus for measuring condensed moisture and applications thereofMETALLGESELLSCHAFT AG·Filed 1996·Granted Aug 18, 1998·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →