Hartmund Wollweber
29Patents
6h-index
31Co-inventors
69Inventor score
Filing activity: Dec 28, 1973 → Mar 28, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4070494A | Enteral pharmaceutical compositions | Human Necessities | 267 | Expired |
| US4935409A | Aminophenylethylamine yield promoters | Chemistry; Metallurgy | 18 | Expired |
| US3993682A | Substituted phenylguanidines and processes for their preparation and use | Performing Operations; Transporting | 17 | Expired |
| US4024176A | Substituted phenylguanidines and processes for their preparation and use | Human Necessities | 9 | Expired |
| US4032655A | Phenylguanidines useful as anthelmintic agents | Human Necessities | 8 | Expired |
| US5328931A | N-alkylated 1,4-dihydropyridinedicarboxylic acid esters | Human Necessities | 7 | Expired |
| US4246260A | Substituted omicron-phenylenediamine derivatives, process for their preparation and their use as medicaments | Human Necessities | 5 | Expired |
| US4021571A | Substituted phenylisothioureas and processes for their preparation and use | Chemistry; Metallurgy | 5 | Expired |
| US4064270A | N'-(Aminoacylaminophenyl) acetamidines | Emerging Cross-Sectional Technologies | 4 | Expired |
| US3996247A | Substituted 4-aminophenylamidines | Chemistry; Metallurgy | 3 | Expired |
| US5955482A | Use of 1,4-dihydropyridine-3,5-dicarboxylic acid esters as medicaments | Human Necessities | 2 | Expired |
| US4018814A | Aromatic amides and carbomates of phenylamidines | Chemistry; Metallurgy | 2 | Expired |
| US5665741A | 1,4-dihydropyridine-3,5-dicarboxylic acid esters in treatment of neuronal diseases | Human Necessities | 2 | Expired |
| US4088780A | Substituted phenylguanidines and processes for their preparation and use | Human Necessities | 1 | Expired |
| US4005123A | Substituted phenylisothioureas and processes for their preparation and use | Chemistry; Metallurgy | 1 | Expired |
| US4194004A | Substituted benzenesulphonic acid esters, processes for their preparation and their use as medicaments | Chemistry; Metallurgy | 1 | Expired |
| US4013676A | Aminophenylamidines, their production and their pharmaceutical use | Chemistry; Metallurgy | 1 | Expired |
| US4127670A | 2-Formamido phenylguanidines and processes for their preparation and use | Chemistry; Metallurgy | 1 | Expired |
| US4247546A | Phosphonylureidobenzene derivatives and their medicinal use | Chemistry; Metallurgy | 1 | Expired |
| US4353913A | Benzimidazolylcarbamic acid ester compounds, their production, and their medicinal use | Human Necessities | 1 | Expired |
| US5342847A | Specific 1,4-dihydropyridine-3,5-dicarboxylic acid ester and its pharmaceutical use | Human Necessities | 1 | Expired |
| US4287199A | Benzimidazolylcarbamic acid esters substituted on the benzenoid nucleus by an oxy or thio substituent | Human Necessities | 1 | Expired |
| US4904679A | Pyrrolophenylalkanolamines as animal yield promoters | Chemistry; Metallurgy | 1 | Expired |
| US3970699A | 4-Acylaminophenylacetamidines and a method for their preparation | Human Necessities | 0 | Expired |
| US5530014A | Cyclohexadiene derivatives | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.