Andreas Burkhard
15Patents
5h-index
28Co-inventors
66Inventor score
Filing activity: May 8, 1989 → Jun 21, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6939992B2 | Polymorphic forms of sertraline hydrochloride | Chemistry; Metallurgy | 12 | Expired |
| US7442838B2 | Polymorphic forms of sertraline hydrochloride | Chemistry; Metallurgy | 11 | Expired |
| US6872853B1 | Polymorphic forms of sertraline hydrochloride | Chemistry; Metallurgy | 11 | Expired |
| US6696479B2 | Crystalline forms | Human Necessities | 10 | Expired |
| US4980458A | Mixed sodium, ammonium and/or calcium salt crystals of laked monoazo disulfonated pyrazolone pigments | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5437818A | Hydrates of the disodium salt or dipotassium salt of 4,4'-bis(2-sulfostyryl)biphenyl | Textiles; Paper | 5 | Expired |
| US6133215A | Fluorescent whitening agent | Chemistry; Metallurgy | 5 | Expired |
| US6455556B2 | Crystal modifications of 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide | Human Necessities | 2 | Expired |
| US6153122A | Triazinylaminostilbene compounds | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6858643B2 | Crystalline forms of Fluvastatin sodium | Human Necessities | 2 | Expired |
| US8076362B2 | Crystal modification A of 1-(2,6-difluorobenzyI)-1 H-1,2,3-triazole-4-carboxamide and dosage forms and formulations thereof | Human Necessities | 1 | Active |
| US6740669B1 | Crystal modification of 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide and its use as antiepileptic | Human Necessities | 1 | Expired |
| US6331626A | Triazinylaminostilbene compounds | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7750028B2 | Crystal modifications of 1-(2,6-difluorobenzyl)-1H-1, 2,3-triazole-4-carboxamide | Human Necessities | 0 | Expired |
| US9308284B2 | Formulations of fluorinated stilbene suitable for PET imaging | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.