HH

Helmut Hagen

Basf Se: 71 patents #76 of 13,826Top 1%
📍 Bischofswerda, DE: #7 of 447 inventorsTop 2%
Overall (All Time): #28,787 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 51–71 of 71 patents

Patent #TitleCo-InventorsDate
RE32154 Production of 2-(o-alkylthiophenyl)-1,3-diazocycloalkene hydrohalides August Amann, Hubert Giertz 1986-05-20
4589910 Novel 4'(benzisothiazo-5-yloxy)-phenylurea derivatives, their preparation and their use as herbicides Hans Ziegler, Bruno Wuerzer 1986-05-20
4544755 Cleavage of phthalimides to amines Rolf-Dieter Kohler 1985-10-01
4522646 3,7-Dichloroquinoline derivatives and their use for controlling undesirable plant growth Jurgen Markert, Bruno Wuerzer 1985-06-11
4511393 3-Chloro-8-cyanoquinolines and their use for controlling undesirable plant growth Juergen Markert, Rolf-Dieter Kohler, Bruno Wuerzer 1985-04-16
4497651 Dichloroquinoline derivatives for use as herbicides Juergen Markert, Bruno Wuerzer 1985-02-05
4395415 N-Oxo-pyridin-2-yl-dithio-(4-nitro-2-trichloromethylbenzene) and a fungicidal formulation containing same Hans Ziegler, Celia J. Mappes, Ernst-Heinrich Pommer 1983-07-26
4353917 Amino derivatives of 2-methyl-5-(2-hydroxystyryl)-1,3,4-thiadiazole, their preparation, and formulations containing these compounds Fritz-Frieder Frickel, Peter C. Thieme, Albrecht Franke, Dieter Lenke, Josef Gries 1982-10-12
4324793 4-Nitro-2-trichloromethylphenyl disulfides Wolfgang Reuther, Ernst-Heinrich Pommer 1982-04-13
4315869 Preparation of .alpha.,.beta.-unsaturated nitriles Franz Merger, Hans-Martin Hutmacher 1982-02-16
4305950 Pharmaceutical agent containing amino derivatives of 2-methyl-5-(2-hydroxystyryl)-1,3,4-thiadiazole Peter C. Thieme, Fritz-Frieder Frickel, Albrecht Franke, Dieter Lenke, Josef Gries 1981-12-15
4301157 Thiolphosphoric acid-S-4-nitro-2-trichloromethylphenyl esters as fungicides Ernst-Heinrich Pommer, Wolfgang Reuther, Hans Ziegler 1981-11-17
4277477 Method of using 1,2-benzisothiazoles Rolf-Dieter Kohler, Juergen Markert 1981-07-07
4267349 Process for the preparation of 2-substituted-alkyl-1-alkyl-nitroimidazoles Rolf-Dieter Kohler 1981-05-12
4263430 2-Methyl-5-(2-hydroxystyryl)-1,3,4-thiadiazole Peter C. Thieme, Albrecht Franke 1981-04-21
4261924 4-Nitro-2-trichloromethylphenylsulfenamides Ernst-Heinrich Pommer, Wolfgang Reuther, Hans Ziegler 1981-04-14
4237278 Amino derivatives of 2-methyl-5-(2-hydroxystyryl)-1,3,4-thiadiazole Peter C. Thieme, Fritz-Frieder Frickel, Albrecht Franke, Dieter Lenke, Josef Gries 1980-12-02
4232165 2-Substituted-1-alkyl-nitroimidazoles Rolf-Dieter Kohler 1980-11-04
4218460 Nitroimidazoles Helmut Fleig, Toni Dockner, Friedrich-Wilhelm Kohlmann 1980-08-19
4206217 3-[4-(1,3-Diazacycloalken-2-yl)-phenyl]-1,2-benzisothiazoles, their manufacture, and drugs containing these compounds Dieter Lenke, Gerda von Philipsborn 1980-06-03
4189433 4-Hydroxy-1,2-benzisothiazoles and their manufacture Ulrich Ohnsorge, Fritz-Frieder Frickel 1980-02-19