Inventor · disambiguated record
Alfred Eitel
Also filed as: EITEL ALFRED · EITEL ALFRED DR · MEISERT ERNST
19 granted patents·610 citations·filing 1974–2004
95Inventor score
Top patents by PatentIndex Score
19 records- 0197US3963679AProcess for the production of polyurethane elastomersBAYER AG·Filed 1974·Granted Jun 15, 1976·148 cites·17 claims
- 0296US4261946AProcess for the production of thermoplastic polymer by introducing thermoplastic polymer into an extruder and adding organic polyisocyanate and chain lengthening agentBAYER AG·Filed 1979·Granted Apr 14, 1981·88 cites·13 claims
- 0391US5302774AProcess for the production of bisphenolsBAYER AG·Filed 1993·Granted Apr 12, 1994·39 cites·1 claims
- 0491US4342847AProcess for the production of thermoplastic synthetic materialsBAYER AG·Filed 1979·Granted Aug 3, 1982·57 cites·9 claims
- 0586US5780690ABisphenol synthesis on modified ion-exchange resins using specially purified carbonyl compoundsBAYER AG·Filed 1997·Granted Jul 14, 1998·32 cites·5 claims
- 0686US5395857AOptimized ion exchanger beds for the synthesis of bisphenol ABAYER AG·Filed 1994·Granted Mar 7, 1995·59 cites·2 claims
- 0782US5785823AProcess for the purification of bisphenolBAYER AG·Filed 1996·Granted Jul 28, 1998·32 cites·2 claims
- 0882US5698600AProcess for the production of bisphenols with the use of new cocatalystsBAYER AG·Filed 1996·Granted Dec 16, 1997·38 cites·3 claims
- 0982US4250292AProcess for the preparation of polyurethane elastomers in which at least two reactant portions are introduced into separate positions of a screw machineBAYER AG·Filed 1979·Granted Feb 10, 1981·31 cites·10 claims
- 1079US5300700AProcess for the production of high-purity bisphenol ABAYER AG·Filed 1993·Granted Apr 5, 1994·18 cites·8 claims
- 1176US6689464B1Method and device for producing bisphenol a prills and bisphenol a prills produced according to this methodBAYER AG·Filed 2000·Granted Feb 10, 2004·8 cites·26 claims
- 1276US5545764AProcess for the continuous production of high purity bisphenol ABAYER AG·Filed 1995·Granted Aug 13, 1996·20 cites·2 claims
- 1375US5210328AProcess for the preparation of substituted cycloalkylidene bisphenolsBAYER AG·Filed 1992·Granted May 11, 1993·14 cites·2 claims
- 1455US5455282AProcess of regenerating sulfonic acid cation exchange resins with a mercaptoethylamine or thiazolidineBAYER AG·Filed 1995·Granted Oct 3, 1995·19 cites·3 claims
- 1551US7153929B2Copolymers, devoid of rubber, with low residual monomer content and a method and device for producing the sameBAYER AG·Filed 2001·Granted Dec 26, 2006·1 cites·13 claims
- 1651US6486363B1Process for the manufacture of bis(4-hydroxyaryl)alkanesBAYER AG·Filed 1996·Granted Nov 26, 2002·5 cites·3 claims
- 1738US7041781B2Thermoplastic molding compounds with improved surface properties and improved structural homogeneityBAYER AG·Filed 2001·Granted May 9, 2006·0 cites·2 claims
- 1837US7368061B2Process and device for the production of elastomer-modified thermoplasticsLANXESS DEUTSCHLAND GMBH·Filed 2004·Granted May 6, 2008·0 cites·8 claims
- 1928US6797784B1Thermoplastic resins with a low proportion of coarse particlesBAYER AG·Filed 1999·Granted Sep 28, 2004·1 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Alfred Eitel files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →