Helmut Bohn
31Patents
7h-index
29Co-inventors
69Inventor score
Filing activity: Mar 24, 1981 → Nov 9, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4816454A | 4,5-dihydro-3(2H)-pyridazinones and their pharmacological use | Chemistry; Metallurgy | 68 | Expired |
| US4845099A | Tetrahydroquinoline derivatives, their use and pharmaceutical formulations containing them | Chemistry; Metallurgy | 21 | Expired |
| US4558058A | Substituted 1,4-dihydropyridines and their use as medicaments | Chemistry; Metallurgy | 15 | Expired |
| US4666902A | Tetrahydropyridazinone derivatives, processes for their preparation and their use | Chemistry; Metallurgy | 12 | Expired |
| US4436743A | 3-[N-(Lower alkyl)-N-(tetrahydro-3-thienyl 5,5-dioxide)]sydnonimines | Human Necessities | 9 | Expired |
| US5486531A | Hydroxymethylfurazancarboxylic acid derivatives | Chemistry; Metallurgy | 8 | Expired |
| US4416893A | Substituted 1,2,5-oxadiazole-2-oxides in human cardiovascular system disease | Chemistry; Metallurgy | 8 | Expired |
| US4532239A | N-phenoxypropanol-N'-pyridazinyl ethylendiamines as .beta.-receptor blockers | Human Necessities | 7 | Expired |
| US4356178A | 3,4-(Bis-substituted)-1,2,5-oxdiazole 2-oxides, their use and pharmaceutical formulations containing them | Chemistry; Metallurgy | 6 | Expired |
| US5179206A | Substituted 3-aminosydnone imines | Human Necessities | 5 | Expired |
| US5591758A | Organic nitrates, processes for their preparation and their use in the treatment of cardiovascular diseases | Human Necessities | 5 | Expired |
| US6191164A | Sulfonamide-substituted chromans, processes for their preparation, their use as a medicament or diagnostic, and medicament comprising them | Human Necessities | 4 | Expired |
| US5424326A | Phenyl-1,2,5-oxadiazolecarboxamide-2-oxides, their preparation and their use | Chemistry; Metallurgy | 3 | Expired |
| US6414030B1 | Use of benzenesulfonyl(thio)ureas for the treatment and prophylaxis of dysfunctions of the autonomous nervous system and use of benzenesulfonyl(thio)ureas in combination with beta-receptors blockers | Chemistry; Metallurgy | 3 | Expired |
| US4845091A | Substituted 3-amino-sydnonimines, their use and pharmaceutical products containing them | Chemistry; Metallurgy | 3 | Expired |
| US5374640A | Pyridyl-1,2,5-oxadiazolecarboxamide-2-oxides | Chemistry; Metallurgy | 2 | Expired |
| US4551454A | 3-(4-Alkoxycarbonylpiperazin-1-yl)-sydnonimines, a process for their preparation and use | Human Necessities | 2 | Expired |
| US5120732A | Substituted 3-aminosyndone imines, a process for their preparation and their use | Chemistry; Metallurgy | 2 | Expired |
| US5155109A | 3-piperazinosydnone imines, process for their preparation and their use | Chemistry; Metallurgy | 2 | Expired |
| US5006540A | Substituted 3-aminosydnonimines, processes for their preparation and their use | Human Necessities | 1 | Expired |
| US5389655A | Phenylfuroxans | Chemistry; Metallurgy | 1 | Expired |
| US5221680A | Substituted 3-aminosydnonimines | Chemistry; Metallurgy | 1 | Expired |
| US4937241A | N-substituted N-nitrosoaminoacetonitriles, process for their preparation and their use | Chemistry; Metallurgy | 1 | Expired |
| US4888333A | Allymercaptoacetylsydnonimines, processes for their preparation, and their use | Chemistry; Metallurgy | 1 | Expired |
| US5091398A | Substituted 1,2,3,4-oxatriazolium-5-olates, a process for their preparation and their use | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.