Inventor · disambiguated record
Josef Witte
Also filed as: MARWEDE GUNTER · SYLVESTER GERD · WITTE JOSEF
41 granted patents·646 citations·filing 1972–1996
98Inventor score
Top patents by PatentIndex Score
41 records- 0196US4242232ACatalyst and its preparation and use for the solution polymerization of conjugated dienesBAYER AG·Filed 1979·Granted Dec 30, 1980·79 cites·13 claims
- 0294US4260707ASolution polymerization of conjugated dienesBAYER AG·Filed 1980·Granted Apr 7, 1981·74 cites·10 claims
- 0391US4751275AProcess and catalyst for the preparation of syndiotactic 1,2,-polybutadieneBUNAWERKE HUELS GMBH·Filed 1986·Granted Jun 14, 1988·89 cites·9 claims
- 0490US3976609AProcess for the preparation of distributionsBAYER AG·Filed 1972·Granted Aug 24, 1976·41 cites·7 claims
- 0588US4292291AProcess for the production of furnace blackDEGUSSA·Filed 1979·Granted Sep 29, 1981·33 cites·11 claims
- 0680US4537982AProduction of organic nickel compoundsBAYER AG·Filed 1983·Granted Aug 27, 1985·27 cites·6 claims
- 0778US3954713APolycarbonate powderBAYER AG·Filed 1974·Granted May 4, 1976·20 cites·12 claims
- 0876US5686542AProcess for the preparation of branched low-pressure polyethylene, new low-pressure polyethylenes, and preformed bifunctional catalystsBAYER AG·Filed 1996·Granted Nov 11, 1997·34 cites·1 claims
- 0975US4691036AOrganic nickel compounds, the production thereof and the use thereof as polymerization catalystsBAYER AG·Filed 1986·Granted Sep 1, 1987·21 cites·9 claims
- 1074US4798873APolyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymersBAYER AG·Filed 1987·Granted Jan 17, 1989·16 cites·5 claims
- 1171US4620021AOrganic nickel compounds, production and use thereof as catalysts in the polymerization of olefinsBAYER AG·Filed 1984·Granted Oct 28, 1986·17 cites·6 claims
- 1270US4331823ACatalyst, preparation thereof and use thereof in the preparation of telomeric polybutadiene homo- or co-polymersBAYER AG·Filed 1981·Granted May 25, 1982·15 cites·3 claims
- 1363US4028434AGraft polymers of vinyl phosphonic acid estersBAYER AG·Filed 1975·Granted Jun 7, 1977·10 cites·6 claims
- 1463US3960758ANon-discoloring stabilizersBAYER AG·Filed 1974·Granted Jun 1, 1976·10 cites·3 claims
- 1562US4599291AElectrostatographic suspension developer of block copolymer reacted with mercaptanAGFA GEVAERT AG·Filed 1985·Granted Jul 8, 1986·13 cites·7 claims
- 1662US4189558AProcess for the production of butadiene-propylene copolymersBAYER AG·Filed 1978·Granted Feb 19, 1980·10 cites·3 claims
- 1761US4893911APolarizers based on polyacetylene, and the production thereofBAYER AG·Filed 1987·Granted Jan 16, 1990·12 cites·20 claims
- 1859US5242977APoly-α-olefin/polyurethane block copolymers, processes for their production and their useBAYER AG·Filed 1991·Granted Sep 7, 1993·11 cites·7 claims
- 1958US4279697AMethod of and apparatus for shutting down a gas-cooled nuclear reactorKERNFORSCHUNGSANLAGE JUELICH·Filed 1978·Granted Jul 21, 1981·16 cites·27 claims
- 2055US4316820ACatalyst, preparation thereof and use thereof in the preparation of telomeric polybutadiene homo- or co-polymersBAYER AG·Filed 1980·Granted Feb 23, 1982·8 cites·4 claims
- 2154US4849488APolymerization of acrylic derivativesBAYER AG·Filed 1987·Granted Jul 18, 1989·9 cites·12 claims
- 2251US5395888AThermoplastically processible poly-vinylarene/polyurethane block copolymersBAYER AG·Filed 1994·Granted Mar 7, 1995·7 cites·5 claims
- 2351US4276389AGraft polymers containing siliconBAYER AG·Filed 1979·Granted Jun 30, 1981·7 cites·10 claims
- 2451US4145497AUranium-containing mixed catalysts and their use for the polymerization of olefinsBAYER AG·Filed 1977·Granted Mar 20, 1979·6 cites·9 claims
- 2549US4929689APolyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymersBAYER AG·Filed 1988·Granted May 29, 1990·9 cites·7 claims
- 2646US4754066AAge protection agents, the production thereof and the polymers which contain themBAYER AG·Filed 1986·Granted Jun 28, 1988·6 cites·14 claims
- 2745US4384090AProcess for producing polyacetyleneBAYER AG·Filed 1981·Granted May 17, 1983·5 cites·9 claims
- 2844US4665011AElectrostatographic suspension developer having a block copolymer containing aromatic vinyl compounds and dienes reacted with mercaptanAGFA GEVAERT AG·Filed 1986·Granted May 12, 1987·7 cites·10 claims
- 2940US4812546ANew copolymers of alpha-cyanoacrylates and acrylates, their preparation and their useBAYER AG·Filed 1987·Granted Mar 14, 1989·4 cites·10 claims
- 3040US3966637ACatalystsBAYER AG·Filed 1974·Granted Jun 29, 1976·5 cites·7 claims
- 3140US3933778AProcess for the polymerisation of cyclooctadieneBAYER AG·Filed 1974·Granted Jan 20, 1976·4 cites·5 claims
- 3239US5616529AProcess for the preparation of branched low-pressure polyethylene, new low-pressure polyethylenes, and preformed bifunctional catalystsBAYER AG·Filed 1996·Granted Apr 1, 1997·5 cites·2 claims
- 3338US4020257ACatalystsBAYER AG·Filed 1975·Granted Apr 26, 1977·1 cites·4 claims
- 3437US4654387AAntiagers and polymers containing themBAYER AG·Filed 1985·Granted Mar 31, 1987·3 cites·6 claims
- 3537US4288581AAlternating isoprene-ethylene copolymers and a process for the preparation thereofBAYER AG·Filed 1980·Granted Sep 8, 1981·3 cites·10 claims
- 3634US4769422APolymer products containing polyacetylene and process for the polymerisation of acetylene in the presence of polymersBAYER AG·Filed 1986·Granted Sep 6, 1988·3 cites·5 claims
- 3732US4378456ATerpolymers of ethylene, butadiene and isoprene and a process for their preparationBAYER AG·Filed 1981·Granted Mar 29, 1983·1 cites·8 claims
- 3831US4833201APolymer products containing polyacetylene and process for the polymerization of acetylene in the presence of polymersBAYER AG·Filed 1988·Granted May 23, 1989·2 cites·7 claims
- 3930US4216121ACatalyst, its preparation and use in the polymerization of butadieneBAYER AG·Filed 1979·Granted Aug 5, 1980·0 cites·5 claims
- 4029US5023299APolyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymersBAYER AG·Filed 1990·Granted Jun 11, 1991·3 cites·5 claims
- 4127US4046710APolymerization of cyclic olefinsBAYER AG·Filed 1976·Granted Sep 6, 1977·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →