Norbert Güntherberg
52Patents
10h-index
90Co-inventors
81Inventor score
Filing activity: Jul 13, 1995 → Jan 28, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5710197A | Crosslinked polymer particles containing a fluorescent dye | Chemistry; Metallurgy | 51 | Expired |
| US6165399A | Process for producing thermoplastics | Performing Operations; Transporting | 30 | Expired |
| US6323279A | Low individual color thermoplastic molding material | Chemistry; Metallurgy | 28 | Expired |
| US5910276A | Preparation of thermoplastics | Performing Operations; Transporting | 24 | Expired |
| US5958316A | Preparation of thermoplastics | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6187825A | Method and device for the continuous coagulation of aqueous dispersions of graft rubbers | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6177517A | Thermoplastic molding masses based on graft copolymers and block polymers | Chemistry; Metallurgy | 15 | Expired |
| US6579937B1 | Thermoplastic moulding materials | Chemistry; Metallurgy | 14 | Expired |
| US5851463A | Preparation of thermoplastics | Performing Operations; Transporting | 13 | Expired |
| US5631323A | Composition of styrene-acrylonitrile copolymer matrix with particles of graft copolymer and crosslinked copolymer | Chemistry; Metallurgy | 13 | Expired |
| US5760134A | Thermoplastic molding materials | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5969016A | Molded materials based on polycarbonates | Chemistry; Metallurgy | 10 | Expired |
| US5852113A | Preparation of thermoplastics | Performing Operations; Transporting | 8 | Expired |
| US5969042A | Transparent molding materials resistant to stress cracking and having improved toughness/rigidity ratio | Chemistry; Metallurgy | 8 | Expired |
| US5877258A | Thermoplastic molding materials | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6723774B2 | Method for producing caoutchouc particles | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6235839A | Thermoplastic moulding compounds | Chemistry; Metallurgy | 7 | Expired |
| US5889111A | Elastomeric graft polymeres | Chemistry; Metallurgy | 7 | Expired |
| US5837772A | Dulled thermoplastic molding materials | Chemistry; Metallurgy | 6 | Expired |
| US6498232B1 | Method for coagulating plastics dispersions using a device with shearing elements | Performing Operations; Transporting | 5 | Expired |
| US5747568A | Thermoplastic molding material | Chemistry; Metallurgy | 5 | Expired |
| US6774167B1 | Method for reducing cold stress whitening | Chemistry; Metallurgy | 5 | Expired |
| US6608139B1 | Thermoplastic molding materials | Chemistry; Metallurgy | 4 | Expired |
| US5912305A | Dulled thermoplastic molding material | Chemistry; Metallurgy | 4 | Expired |
| US6174958A | Thermoplastic moulded materials based on polycarbonates and styrene/acrylonitrile polymers which contain copolymers based on alkyl(meth)acrylate to improve their properties | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.