Inventor · disambiguated record
Walter Heitz
Also filed as: HEITZ WALTER · HEITZ WALTER L
31 granted patents·364 citations·filing 1980–2004
97Inventor score
Top patents by PatentIndex Score
31 records- 0194US4677185AProcess for the preparation of bifunctional polyphenylene oxideBAYER AG·Filed 1985·Granted Jun 30, 1987·77 cites·6 claims
- 0291US6784261B1Imidochromium compounds contained in catalyst systems for olefin polymerizationBASELL POLYOLEFINE GMBH·Filed 2000·Granted Aug 31, 2004·36 cites·8 claims
- 0391US4521584AProcess for the production of bifunctional polyphenylene ethersBAYER AG·Filed 1984·Granted Jun 4, 1985·34 cites·5 claims
- 0482US4605732AProcess for the production of polyarylene sulphides with functional end groupsBAYER AG·Filed 1985·Granted Aug 12, 1986·30 cites·1 claims
- 0579US4327035AProcess for the preparation of carbonic acid estersBAYER AG·Filed 1980·Granted Apr 27, 1982·14 cites·3 claims
- 0678US7045644B2Imidochromium compounds in catalyst systems for olefin polymerizationBASELL POLYOLEFINE GMBH·Filed 2004·Granted May 16, 2006·15 cites·6 claims
- 0775US4605713AProcess for the production of polyarylene sulphides with functional end groupsBAYER AG·Filed 1985·Granted Aug 12, 1986·23 cites·3 claims
- 0868US4758652AProcess for preparing oligomers and telechels having carboxy-piperazine units, and new oligomers and telechels of poly(carboxypiperazine)BAYER AG·Filed 1986·Granted Jul 19, 1988·8 cites·6 claims
- 0963US4487918AProcess for the production of bifunctional polyphenylene ethersBAYER AG·Filed 1983·Granted Dec 11, 1984·15 cites·1 claims
- 1061US4525579AProcess for the production of optionally branched polyarylene sulphides with polyhalogenated polyaromatic compoundBAYER AG·Filed 1984·Granted Jun 25, 1985·14 cites·9 claims
- 1159US4473686ABlock copolymersBAYER AG·Filed 1983·Granted Sep 25, 1984·16 cites·5 claims
- 1250US4946937AVinylene copolymerBAYER AG·Filed 1989·Granted Aug 7, 1990·5 cites·1 claims
- 1349US4686262AThermoplastic block copolyesters, a process for the preparation thereof and their use for the production of mouldingsBAYER AG·Filed 1981·Granted Aug 11, 1987·8 cites·9 claims
- 1448US4537951AProcess for the production of optionally branched polyarylene sulfidesBAYER AG·Filed 1984·Granted Aug 27, 1985·8 cites·9 claims
- 1547US4567226AElastomeric block copolyamidesBAYER AG·Filed 1982·Granted Jan 28, 1986·7 cites·13 claims
- 1644US4412063APolytetrahydrofurans containing terminal acrylate or methacrylate groupsBAYER AG·Filed 1982·Granted Oct 25, 1983·6 cites·2 claims
- 1744US4382131AThermoplastic block copolyesters, a process for their production and their use for the production of mouldingsBAYER AG·Filed 1981·Granted May 3, 1983·6 cites·10 claims
- 1841US4950737ACatalytic/solvent preparation of vinylene copolymers from ethylene and haloaromatic compoundBAYER AG·Filed 1988·Granted Aug 21, 1990·3 cites·1 claims
- 1941US4769423ABlock copolymers of optionally substituted poly(oxy-1,4-phenylene) segments and liquid crystalline segmentsBAYER AG·Filed 1986·Granted Sep 6, 1988·6 cites·7 claims
- 2040US4874397ACoal gasification processSHELL OIL CO·Filed 1987·Granted Oct 17, 1989·7 cites·4 claims
- 2140US4696999AProcess for the production of polybenzamide with halide catalystBAYER AG·Filed 1986·Granted Sep 29, 1987·4 cites·3 claims
- 2240US4331610AProcess for the preparation of carbonic acid estersBAYER AG·Filed 1980·Granted May 25, 1982·5 cites·7 claims
- 2339US4866154AAromatic polyester from substituted hydroquinone and biphenyl dicarboxylic acidBAYER AG·Filed 1988·Granted Sep 12, 1989·5 cites·4 claims
- 2437US5612451AAmphoteric metal oxides as cocatalyst in the electrophilic synthesis of polyaryl ether ketonesBASF AG·Filed 1995·Granted Mar 18, 1997·5 cites·4 claims
- 2535US5313001AProcess for the preparation of α-flurostyreneHOECHST AG·Filed 1991·Granted May 17, 1994·2 cites·10 claims
- 2634US5006636AProcess for the production of SiO2 containing polybenzamidesBAYER AG·Filed 1989·Granted Apr 9, 1991·2 cites·2 claims
- 2734US4598143AProcess for the preparation of aromatic polyamide in the presence of SiCl4BAYER AG·Filed 1984·Granted Jul 1, 1986·2 cites·6 claims
- 2831US5026804APolymerization of halo aryl olefinBAYER AG·Filed 1990·Granted Jun 25, 1991·0 cites·1 claims
- 2930US4839436APolyphenylene oxides with high molecular weight and a process for their preparation and their useBAYER AG·Filed 1988·Granted Jun 13, 1989·0 cites·7 claims
- 3029US4743674AAromatic polyesters, processes for their preparation, and their use for the preparation of molecularly reinforced polymersBAYER AG·Filed 1986·Granted May 10, 1988·0 cites·5 claims
- 3127US4835244ASubstituted aromatic polyestersBAYER AG·Filed 1988·Granted May 30, 1989·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →