Inventor · disambiguated record
Dieter Hauffe
Also filed as: HAUFFE DIETER
11 granted patents·149 citations·filing 1982–1993
91Inventor score
Top patents by PatentIndex Score
11 records- 0183US5294266AProcess for a passivating postrinsing of conversion layersMETALLGESELLSCHAFT AG·Filed 1992·Granted Mar 15, 1994·53 cites·18 claims
- 0265US4419199AProcess for phosphatizing metalsOCCIDENTAL CHEM CO·Filed 1982·Granted Dec 6, 1983·19 cites·6 claims
- 0354US4389260AComposition and process for the phosphatizing of metalsOCCIDENTAL CHEM CO·Filed 1982·Granted Jun 21, 1983·13 cites·10 claims
- 0448US4849031AProcess of producing phosphate coatings on metal surfacesMETALLGESELLSCHAFT AG·Filed 1987·Granted Jul 18, 1989·13 cites·9 claims
- 0547US5203930AProcess of forming phosphate coatings on metal surfacesMETALLGESELLSCHAFT AG·Filed 1990·Granted Apr 20, 1993·15 cites·18 claims
- 0639US5383982AProcess of producing phosphate coatingsMETALLGESELLSCHAFT AG·Filed 1993·Granted Jan 24, 1995·10 cites·6 claims
- 0738US5165795AMethod of determining the weight of conversion layers per unit of areaMETALLGESELLSCHAFT AG·Filed 1991·Granted Nov 24, 1992·8 cites·9 claims
- 0831US5039361AProcess of phosphating metal surfacesMETALLGESELLSCHAFT AG·Filed 1989·Granted Aug 13, 1991·6 cites·10 claims
- 0930US4897128AProcess of determining the zinc content of phosphating bathsMETALLGESELLSCHAFT AG·Filed 1988·Granted Jan 30, 1990·5 cites·8 claims
- 1030US4867853AProcess of producing phosphate coatingsMETALLGESELLSCHAFT AG·Filed 1987·Granted Sep 19, 1989·5 cites·11 claims
- 1130US4597806AProcess for maintaining the zinc content in zinc phosphate bathsMETALLGESELLSCHAFT AG·Filed 1985·Granted Jul 1, 1986·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →