Inventor · disambiguated record
Achim Wiedemann
Also filed as: WIEDEMANN ACHIM
7 granted patents·121 citations·filing 1977–1991
86Inventor score
Top patents by PatentIndex Score
7 records- 0195US4229172ADisperse dyeing of polyester with benzalketo derivatives as carriers: benzalacetone, methyl cinnamate etc.SANDOZ LTD·Filed 1978·Granted Oct 21, 1980·56 cites·27 claims
- 0276US4830764APolyoxyalkylene-containing phosphoric acid estersSANDOZ LTD·Filed 1987·Granted May 16, 1989·20 cites·13 claims
- 0365US4115457APolyglycol ether derivativesSANDOZ LTD·Filed 1977·Granted Sep 19, 1978·21 cites·8 claims
- 0458US5259963ASurface active compositions their production and useSANDOZ LTD·Filed 1991·Granted Nov 9, 1993·12 cites·32 claims
- 0549US4889945AOrganic compoundsSANDOZ LTD·Filed 1989·Granted Dec 26, 1989·6 cites·10 claims
- 0645US4169702AImproved optical brightening of polyamidesSANDOZ AG·Filed 1977·Granted Oct 2, 1979·5 cites·26 claims
- 0730US5000874AConcentrated compositions and their use as stabilizers for peroxide-containing alkaline liquorsSANDOZ LTD·Filed 1988·Granted Mar 19, 1991·1 cites·14 claims
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