HS

Helmut Scheckenbach

Hoechst Gmbh: 15 patents #209 of 4,020Top 6%
TI Ticona: 8 patents #32 of 346Top 10%
HA Hoecht Aktiengesellschaft: 1 patents #3 of 29Top 15%
Overall (All Time): #165,788 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6369172 Process for using nitric acid to oxidize polyarylene sulfide to polyarylene sulfoxide Dirk Zierer, Michael Dierolf 2002-04-09
6262224 Rapid oxidation of polyarylene sulfide fiber material Dirk Zierer, Martin Bruck 2001-07-17
6184293 Molding composition based on fluoropolymers and process for producing foam material therefrom Axel Schonfeld, Andreas Schleicher, Georg Frank 2001-02-06
6133357 Mixtures of thermosets and oxidized polyarylene sulfides 2000-10-17
6100327 Abrasion-resistant systems 2000-08-08
6074740 Metallizing thermoplastics Georg Frank 2000-06-13
6046285 Polymer blends containing sulfoxide groups 2000-04-04
6025440 Mixture of fluoropolymers, oxidized polyarylene sulfides and polyarylene, sulfides Gregor Buche 2000-02-15
6013761 Oxidation of polyarylene sulfides Dirk Zierer 2000-01-11
6005037 Molding material for processing sinterable polymers Andreas Schleicher, Michael Bayer 1999-12-21
5948830 Mixtures of liquid-crystal polymers and polyarylene sulfoxides, foams made of such mixtures, process for their producing the same and their use Dirk Raudies, Andreas Schleicher, Georg Frank 1999-09-07
5907029 Soluble polyarylene sulfoxides, a process for their preparation and their use Stefan Disch, Michael Haubs, Axel Schonfeld 1999-05-25
5891988 Process for the oxidation of polyarlene compounds containing thioether groups Klaus Delpy, Stefan Disch 1999-04-06
5864095 Abrasion-resistant fluoropolymer mixtures Andreas Schleicher, Jurgen Kulpe, Wolfgang Neumann, Bernd Jansen 1999-01-26
5789452 Polyarylene sulfide foams and a process for their production Georg Frank, Jurgen Kulpe, Andreas Schleicher 1998-08-04
5786397 Foamable molding compositions Axel Schonfeld, Siegfried K. Weis 1998-07-28
5780561 Mixtures of polyarylene sulfones with polyarylene sulfoxides and polyarylene sulfides Andreas Schleicher, Jurgen Kulpe 1998-07-14
5760147 Polyamide foams and process for their production Axel Schonfeld, Georg Frank, Andreas Schleicher, Siegfried K. Weis 1998-06-02
5750221 Abrasion-resistant fluoropolymer mixtures Andreas Schleicher, Jurgen Kulpe, Wolfgang Neumann, Bernd Jansen 1998-05-12
5721282 Molding composition based on fluoropolymers and process for producing foam material therefrom Axel Schonfeld, Andreas Schleicher, Georg Frank 1998-02-24
5716999 Polyarylene sulfide foams and a process for their production Georg Frank, Jurgen Kulpe, Andreas Schleicher 1998-02-10
5708089 Mixtures of fluoropolymers and oxidized polyarylene sulfides Andreas Schleicher, Jurgen Kulpe, Bernd Jansen 1998-01-13
5708041 Foamable molding compositions Axel Schonfeld, Siegfried K. Weis 1998-01-13
5691427 Process for the surface oxidation of polyarylene thioethers Andreas Schleicher, Jorg Von Eysmondt, Georg Frank 1997-11-25
5670569 Crosslinked molding compositions comprising polyarylene sulfides and polyarylene sulfoxides, process for their preparation and their use Andreas Schleicher 1997-09-23