Inventor · disambiguated record
Leah Langsdorf
Also filed as: LANGSDORF LEAH · LANGSDORF LEAH J
27 granted patents·237 citations·filing 1997–2023
96Inventor score
Top patents by PatentIndex Score
27 records- 0198US11697744B2High impact strength 3D printing materials derived from polycycloolefin monomers and crosslinkersPROMERUS LLC·Filed 2021·Granted Jul 11, 2023·2 cites·20 claims
- 0298US11142662B2High impact strength 3D printing materials derived from polycycloolefin monomers and crosslinkersPROMERUS LLC·Filed 2019·Granted Oct 12, 2021·9 cites·16 claims
- 0394US11299566B2Hindered amine stabilized UV active organopalladium catalyzed polycycloolefin compositions as optical materialsPROMERUS LLC·Filed 2021·Granted Apr 12, 2022·7 cites·20 claims
- 0491US8678203B2Polynorbornene pervaporation membrane films, preparation and use thereofPROMERUS LLC·Filed 2013·Granted Mar 25, 2014·12 cites·20 claims
- 0588US11987716B2High impact strength 3D printing materials derived from polycycloolefin monomers and crosslinkersPROMERUS LLC·Filed 2023·Granted May 21, 2024·0 cites·20 claims
- 0687US6264775B1Face-up coating of carpet backs with polyurethaneBAYER ANTWERP N V·Filed 1998·Granted Jul 24, 2001·60 cites·14 claims
- 0786US9468890B2Cycloalkylnorbornene monomers, polymers derived therefrom and their use in pervaporationPROMERUS LLC·Filed 2013·Granted Oct 18, 2016·3 cites·13 claims
- 0882US6328833B1Face-up coating of carpet backs with polyurethaneBAYER ANTWERP N V·Filed 2001·Granted Dec 11, 2001·19 cites·22 claims
- 0981US8633259B2Polymer compositions for temporary bondingRHODES LARRY F·Filed 2011·Granted Jan 21, 2014·5 cites·12 claims
- 1081US8470944B2Polynorbornene pervaporation membrane films, preparation and use thereofKNAPP BRIAN·Filed 2012·Granted Jun 25, 2013·5 cites·12 claims
- 1179US8575248B2Polymer composition for microelectronic assemblyAPANIUS CHRISTOPHER·Filed 2011·Granted Nov 5, 2013·3 cites·6 claims
- 1278US8729215B2Sacrificial polymer compositions including polycarbonates having repeat units derived from stereospecific polycyclic 2,3-diol monomersPROMERUS LLC·Filed 2013·Granted May 20, 2014·2 cites·20 claims
- 1377US8729166B2Polymer composition for microelectronic assemblyPROMERUS LLC·Filed 2013·Granted May 20, 2014·2 cites·20 claims
- 1475US6299715B1Urethane adhesive-laminated carpetingBAYER ANTWERP N V·Filed 1998·Granted Oct 9, 2001·50 cites·15 claims
- 1572US12453942B2Porous poly (cyclic olefin) membranesENTEGRIS INC·Filed 2022·Granted Oct 28, 2025·0 cites·12 claims
- 1669US5844070AProcess for rapid activation of double metal cyanide catalystsARCO CHEM TECH·Filed 1997·Granted Dec 1, 1998·24 cites·19 claims
- 1768US7612146B2Polymeric compositions and uses thereforSUMITOMO BAKELITE CO·Filed 2005·Granted Nov 3, 2009·1 cites·11 claims
- 1866US5792829APolyurethane elastomers exhibiting improved demold, green strength, and water absorption, and haze-free polyols suitable for their preparationARCO CHEM TECH·Filed 1997·Granted Aug 11, 1998·28 cites·18 claims
- 1965US9051452B2Polymer compositions for temporary bondingPROMERUS LLC·Filed 2013·Granted Jun 9, 2015·1 cites·20 claims
- 2061US7608382B2Method of controlling the differential dissolution rate of photoresist compositions, polycyclic olefin polymers and monomers used for making such polymersPROMERUS LLC·Filed 2007·Granted Oct 27, 2009·1 cites·16 claims
- 2160US10227433B2Cycloalkylnorbornene monomers, polymers derived therefrom and their use in pervaporationPROMERUS LLC·Filed 2016·Granted Mar 12, 2019·0 cites·13 claims
- 2259US8535454B2Polymer composition for microelectronic assemblyAPANIUS CHRISTOPHER·Filed 2011·Granted Sep 17, 2013·1 cites·12 claims
- 2358US8215496B2Polynorbornene pervaporation membrane films, preparation and use thereofKNAPP BRAIN·Filed 2009·Granted Jul 10, 2012·2 cites·26 claims
- 2455US8575297B2Sacrificial polymer compositions including polycarbonates having repeat units derived from stereospecific polycyclic 2,3-diol monomersBELL ANDREW·Filed 2011·Granted Nov 5, 2013·0 cites·20 claims
- 2550US9765200B2Polymer composition for microelectronic assemblyPROMERUS LLC·Filed 2013·Granted Sep 19, 2017·0 cites·16 claims
- 2642US6949609B2Polymeric compositions and uses thereforSUMITOMO BAKELITE CO·Filed 2002·Granted Sep 27, 2005·0 cites·20 claims
- 2740US7341816B2Method of controlling the differential dissolution rate of photoresist compositions, polycyclic olefin polymers and monomers used for making such polymersPROMERUS LLC·Filed 2004·Granted Mar 11, 2008·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →