Inventor · disambiguated record
Klaus Ellrich
Also filed as: ELLRICH KLAUS
20 granted patents·1,247 citations·filing 1985–1995
97Inventor score
Files withESPE STIFTUNG13THERA GES FUER PATENTE2THERA PATENT GMBH & CO KG2ESPE PHARM PRAEP1ESPE PHARM PRAEPARATE GMBH1
Top patents by PatentIndex Score
20 records- 0197US4767798APolymerizable radiopaque dental compositionESPE STIFTUNG·Filed 1987·Granted Aug 30, 1988·54 cites·6 claims
- 0297US4737593ABisacylphosphine oxides, the preparation and use thereofESPE PHARM PRAEPARATE GMBH·Filed 1985·Granted Apr 12, 1988·394 cites·11 claims
- 0392US4792632ABisacylphosphine oxides, the preparation and use thereofESPE PHARM PRAEP·Filed 1987·Granted Dec 20, 1988·116 cites·10 claims
- 0489US5472991ATwo-stage photocuring process for a dental compositionESPE STIFTUNG·Filed 1994·Granted Dec 5, 1995·104 cites·13 claims
- 0586US4946901APolymerizable compositions, process for the preparation thereof, and use thereof as dental compositionsESPE STIFTUNG·Filed 1989·Granted Aug 7, 1990·43 cites·14 claims
- 0685US5224957AMethod of providing a composition for an eyeTHERA PATENT GMBH & CO·Filed 1990·Granted Jul 6, 1993·163 cites·13 claims
- 0785US4882365APolymerizable radiopaque dental compositionESPE STIFTUNG·Filed 1988·Granted Nov 21, 1989·21 cites·8 claims
- 0882US5100929A(polyene-polythiol) dental compositions curable with visible lightESPE STIFTUNG·Filed 1989·Granted Mar 31, 1992·66 cites·15 claims
- 0978US5244933ADental compositions which can be prepared and worked by the action of oscillations and method for the preparation thereofTHERA GES FUER PATENTE·Filed 1991·Granted Sep 14, 1993·63 cites·37 claims
- 1077US4916805AMethod for the attachment of components to a circuit board using photoactuatable adhesiveESPE STIFTUNG·Filed 1989·Granted Apr 17, 1990·46 cites·14 claims
- 1172US4867790ADental composition containing an aziridine compound and method of preparationESPE STIFTUNG·Filed 1988·Granted Sep 19, 1989·18 cites·19 claims
- 1271US5086148APolyether-impression material and method for its preparation and useESPE STIFTUNG·Filed 1989·Granted Feb 4, 1992·39 cites·12 claims
- 1368US5130348APolyether impression materials containing polyalkylene oxide derivativesTHERA PATENT GMBH & CO KG·Filed 1990·Granted Jul 14, 1992·36 cites·6 claims
- 1459US5154791AMethod for bonding or potting substratesTHERA GES FUER PATENTE·Filed 1990·Granted Oct 13, 1992·11 cites·14 claims
- 1552US5583164ADental compositions comprising bifunctional or polyfunctional acrylic-acid esters or methacrylic-acid estersESPE STIFTUNG·Filed 1995·Granted Dec 10, 1996·14 cites·8 claims
- 1648US5147904AOpen-pored moldings, a process for their production and use thereofTHERA PATENT GMBH & CO KG·Filed 1990·Granted Sep 15, 1992·29 cites·11 claims
- 1747US5008303AMolding composition for making casting patternsESPE STIFTUNG·Filed 1990·Granted Apr 16, 1991·11 cites·7 claims
- 1843US5968998ADental compositions comprising bifunctional or polyfunctional acrylic-acid esters or methacrylic-acid estersESPE STIFTUNG·Filed 1993·Granted Oct 19, 1999·9 cites·6 claims
- 1941US5250585ADental material in powder form, process for its preparation and useESPE STIFTUNG·Filed 1989·Granted Oct 5, 1993·9 cites·8 claims
- 2030US5137664AProcess for the treatment of dental impressionsESPE STIFTUNG·Filed 1989·Granted Aug 11, 1992·1 cites·10 claims
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