Inventor · disambiguated record
Heinz Pfenninger
Also filed as: PFENNINGER HEINZ
11 granted patents·217 citations·filing 1981–1992
92Inventor score
Top patents by PatentIndex Score
11 records- 0192US4500321AProcess for the preparation of concentrated fluid dye compositionsCIBA GEIGY CORP·Filed 1983·Granted Feb 19, 1985·26 cites·38 claims
- 0292US4390342AProcess for the preparation of solid composition of water-soluble dyesCIBA GEIGY CORP·Filed 1981·Granted Jun 28, 1983·27 cites·37 claims
- 0385US4466900AProcess for the preparation of fluorescent brightener formulations which are stable on storageCIBA GEIGY CORP·Filed 1982·Granted Aug 21, 1984·37 cites·23 claims
- 0477US5110743AMethod and apparatus for storing and mixing blood samplesCONTRAVES AG·Filed 1988·Granted May 5, 1992·48 cites·39 claims
- 0571US4810390ASeparation and purification of pigment suspensions and suspensions of pigment intermediates by a membrane separation processCIBA GEIGY CORP·Filed 1987·Granted Mar 7, 1989·12 cites·9 claims
- 0667US4559144AProcess for converting sparingly soluble inorganic salts of cationic dyes and brighteners into more soluble salts of organic acidsCIBA GEIGY CORP·Filed 1983·Granted Dec 17, 1985·7 cites·11 claims
- 0759US4584169AProcess, apparatus and installation for the continuous production of a filler wireOERLIKON BUEHRLE SCHWEISSTECH·Filed 1985·Granted Apr 22, 1986·17 cites·15 claims
- 0858US4758347AProcess for purifying dyeing wastewatersCIBA GEIGY CORP·Filed 1987·Granted Jul 19, 1988·23 cites·11 claims
- 0942US4889633AProcess for treating aqueous fluids containing organic compounds and salts of polyvalent inorganic acidsCIBA GEIGY CORP·Filed 1988·Granted Dec 26, 1989·10 cites·15 claims
- 1038US4632882AFiller wireOERLIKON BUEHRLE SCHWEISSTECH·Filed 1985·Granted Dec 30, 1986·7 cites·4 claims
- 1136US5303745AWeaving machine with weft break clearing devicesSULZER AG·Filed 1992·Granted Apr 19, 1994·3 cites·9 claims
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