Inventor · disambiguated record
Walter Hellermann
Also filed as: HELLERMANN WALTER
15 granted patents·1 pending application·223 citations·filing 1987–2001
94Inventor score
Top patents by PatentIndex Score
16 records- 0176US5096973AAbc block copolymers based on butadiene, isoprene and styrene, process for their production and their useHUELS CHEMISCHE WERKE AG·Filed 1990·Granted Mar 17, 1992·33 cites·5 claims
- 0274US6500554B2Process for producing an extrusion-coated metal articleDEGUSSA·Filed 2001·Granted Dec 31, 2002·14 cites·49 claims
- 0372US4894425APreparation of polyisoprene having high content of 1,2- and 3,4-structural units by anionic polymerizationHUELS CHEMISCHE WERKE AG·Filed 1987·Granted Jan 16, 1990·20 cites·11 claims
- 0469US5008343AProcess for the preparation of polymers based on conjugated dienes and optionally monovinylaromatic compoundsHUELS CHEMISCHE WERKE AG·Filed 1990·Granted Apr 16, 1991·19 cites·14 claims
- 0567US5905112ATire tread of diene rubber, and naphthenic and/or paraffinic oil, or aromatic oil and mineral fillerHUELS CHEMISCHE WERKE AG·Filed 1997·Granted May 18, 1999·21 cites·9 claims
- 0665US4981911AAB block copolymers based on butadiene, isoprene and styrene, process for their preparation and their useHUELS CHEMISCHE WERKE AG·Filed 1988·Granted Jan 1, 1991·19 cites·6 claims
- 0762US5104941A3,4-polyisoprene-containing rubber blend mixtures for tire treadsHUELS CHEMISCHE WERKE AG·Filed 1991·Granted Apr 14, 1992·17 cites·18 claims
- 0862US5061758AUnsaturated, elastomeric, asymmetrically, coupled block copolymers, a dual batch process for its manufacture and their use for the production of type componentsHUELS CHEMISCHE WERKE AG·Filed 1989·Granted Oct 29, 1991·13 cites·4 claims
- 0962US4814386AABC block copolymers based on butadiene and isoprene, process for their preparation and useHUELS CHEMISCHE WERKE AG·Filed 1987·Granted Mar 21, 1989·18 cites·30 claims
- 1056US5147939AUnsaturated, elastomeric, asymmetrically coupled block copolymer, a single batch process for its manufacture and its use for the production of tire componentsHUELS CHEMISCHE WERKE AG·Filed 1989·Granted Sep 15, 1992·16 cites·4 claims
- 1146US6063853ATire treads having low rolling resistance and improved ABS brakingHUELS CHEMISCHE WERKE AG·Filed 1997·Granted May 16, 2000·7 cites·12 claims
- 1244US2001018105A1Multilayer plastic pipe with good layer adhesionDEGUSSA·Filed 2001·Application pending·0 cites
- 1341US5942307ALightweight building boardHUELS CHEMISCHE WERKE AG·Filed 1996·Granted Aug 24, 1999·12 cites·19 claims
- 1441US5100967AStatistical ab-block copolymers having improved properties, process for their manufacture and their useHUELS CHEMISCHE WERKE AG·Filed 1991·Granted Mar 31, 1992·9 cites·12 claims
- 1534US5053459AAb block copolymers based on butadiene, isoprene and styreneHUELS CHEMISCHE WERKE AG·Filed 1989·Granted Oct 1, 1991·4 cites·8 claims
- 1629US6119743ATire tread of butadiene copolymer, polybutadiene and aromatic oilHUELS CHEMISCHE WERKE AG·Filed 1997·Granted Sep 19, 2000·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →