JW

Josef Witte

BH Bayer Healthcare: 29 patents #302 of 8,007Top 4%
AN Agfa-Gevaert Nv: 2 patents #634 of 1,819Top 35%
Overall (All Time): #114,489 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4288581 Alternating isoprene-ethylene copolymers and a process for the preparation thereof Wolfgang Wieder 1981-09-08
4279697 Method of and apparatus for shutting down a gas-cooled nuclear reactor Theodor Overhoff, Rudolf Schulten, Jasbir Singh, Gerd Sylvester 1981-07-21
4276389 Graft polymers containing silicon Wolfgang Wieder, Hans-Heinrich Moretto, Helmut Steinberger 1981-06-30
4260707 Solution polymerization of conjugated dienes Gerd Sylvester, Gunter Marwede 1981-04-07
4242232 Catalyst and its preparation and use for the solution polymerization of conjugated dienes Gerd Sylvester, Gunter Marwede 1980-12-30
4216121 Catalyst, its preparation and use in the polymerization of butadiene Gerd Sylvester, Manfred Beck, Gottfried Pampus 1980-08-05
4189558 Process for the production of butadiene-propylene copolymers Gerd Sylvester, Gunter Marwede 1980-02-19