Inventor · disambiguated record
Wolfgang Siewert
Also filed as: SIEWERT WOLFGANG
8 granted patents·158 citations·filing 1978–1992
88Inventor score
Top patents by PatentIndex Score
8 records- 0187US4306975ASieve apparatus containing a rotatable circular sieveESCHER WYSS GMBH·Filed 1980·Granted Dec 22, 1981·33 cites·11 claims
- 0286US4283275AApparatus for processing waste paperESCHER WYSS GMBH·Filed 1980·Granted Aug 11, 1981·36 cites·8 claims
- 0372US4216918AFiberizerESCHER WYSS LTD·Filed 1978·Granted Aug 12, 1980·14 cites·8 claims
- 0469US4601819ASorting apparatus for fiber stock, especially for manufacturing paperESCHER WYSS GMBH·Filed 1984·Granted Jul 22, 1986·15 cites·13 claims
- 0569US4538765AMethod for defiberizing waste paper in a thick stock rangeESCHER WYSS GMBH·Filed 1982·Granted Sep 3, 1985·25 cites·8 claims
- 0654US4784764AArrangement for the flocculation of flocculatable substances in suspensions, particularly for the purification of the backwater of deinking installations for waste paper processingESCHER WYSS GMBH·Filed 1986·Granted Nov 15, 1988·22 cites·8 claims
- 0739US5257698ACleaner for stock suspensionsESCHER WYSS GMBH·Filed 1992·Granted Nov 2, 1993·8 cites·30 claims
- 0838US4557826AMethod of and apparatus for separating tacky contaminants from a stock suspensionESCHER WYSS GMBH·Filed 1983·Granted Dec 10, 1985·5 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →