AK

Alexander Klausener

BH Bayer Healthcare: 82 patents #61 of 8,007Top 1%
PI Pi Industries: 7 patents #1 of 45Top 3%
WA Wolff Walsrode Ag: 4 patents #38 of 163Top 25%
BC Bayer Cropscience: 2 patents #452 of 1,202Top 40%
LG Lanxess Deutschland Gmbh: 1 patents #212 of 576Top 40%
📍 Pulheim, DE: #1 of 276 inventorsTop 1%
Overall (All Time): #15,008 of 4,157,543Top 1%
98
Patents All Time

Issued Patents All Time

Showing 76–98 of 98 patents

Patent #TitleCo-InventorsDate
5262416 Pesticidal substituted 2-[6-(pyrimidinyl)-indol-1-yl]-acrylic esters Thomas Seitz, Dieter Berg, Ulrike Wachendorff-Neumann, Christoph Erdelen, Gerd Hanssler +2 more 1993-11-16
5254693 Fungicidal substituted acrylic esters Gerd Kleefeld, Wilhelm Brandes, Stefan Dutzmann, Gerd Hanssler 1993-10-19
5250533 Fungicidal pyridinylpyrimidines Ulrich Heinemann, Dieter Berg, Stefan Dutzmann, Wilhelm Brandes 1993-10-05
5235087 Process for the preparation of dialkyl carbonates Heinz Landscheidt, Heinz U. Blank, Walter Kipshagen 1993-08-10
5231213 Process for the preparation of dialkyl carbonates Heinz Landscheidt, Erich Wolters, Heinz U. Blank, Udo Birkenstock 1993-07-27
5231097 Pyrimidyl-substituted acrylic esters Peter C. Knuppel, Heinz-Wilhelm Dehne, Stefan Dutzmann 1993-07-27
5231212 Process for the continuous preparation of dialkyl carbonates Hans-Josef Buysch, Reinhard Langer, Franz-Josef Mais 1993-07-27
5218135 Process for the preparation of dialkyl carbonates Hans-Josef Buysch 1993-06-08
5196541 Process for the preparation of substituted 3-aminoacrylic esters Herbert Gayer, Peter C. Knuppel, Fritz Maurer 1993-03-23
5189063 Pesticidal substituted acrylic esters Herbert Gayer, Wolfgang Kramer, Dieter Berg, Wilhelm Brandes, Gerd Hanssler +1 more 1993-02-23
5182286 Pesticidal substituted 2-(6-(pyrimidinyl)-indol-1-yl)-acrylic esters Thomas Seitz, Dieter Berg, Ulrike Wachendorff-Neumann, Christoph Erdelen, Gerd Hanssler +2 more 1993-01-26
5137898 Fungicidal and insecticidal substituted-heterocyclyl-acrylic esters Dieter Berg, Thomas Seitz, Wilhelm Brandes, Stefan Dutzmann, Gerd Hanssler +1 more 1992-08-11
5120734 Fungicidal pyrid-2-yl-amino acetic acid esters Gerd Kleefeld, Dieter Berg, Stefan Dutzmann, Gerd Hanssler 1992-06-09
5120755 Fungicidal substituted acrylic acid esters Gerd Kleefeld, Wolfgang Kramer, Wilhelm Brandes, Stefan Dutzmann, Gerd Hanssler 1992-06-09
5114959 Fungicidal substituted acrylic esters Gerd Kleefeld, Wilhelm Brandes, Stefan Dutzmann, Gerd Hanssler 1992-05-19
5068321 Carbonic acid esters of polysaccharides and a process for their production Hans-Josef Buysch, Klaus Szablikowski, Klaus Balser, Michaela Wilke 1991-11-26
5008275 Pesticidal pyridyl-substituted acrylic ester compounds Gerd Kleefeld, Dieter Berg, Stefan Dutzmann, Gerd Hanbler 1991-04-16
4968709 Fungicidal 2-thiazolyloxy-thio- or amino-3-substituted acrylic acid esters Gerd Kleefeld, Wolfgang Kramer, Wilhelm Brandes, Stefan Dutzmann, Gerd Hanssler 1990-11-06
4966974 2-phenylsulphinyl-nitro-pyridines, and their use as fungicides Wilfried Paulus, Hans-Georg Schmitt, Wilhelm Brandes 1990-10-30
4888430 Flourine-containing 5-trihalogenomethyl-isoxazoles and a process for their preparation Bernd Baasner, Pieter Ooms 1989-12-19
4868198 3-halogenoalkyl-1-aryl-pyrazole pesticides, compositions and use Pieter Ooms, Bernd Baasner, Benedikt Becker, Wolfgang Behrenz, Bernhard Homeyer 1989-09-19
4861878 1H-pyrido-(2,3-b) (1,4)-thiazines Gerd Fengler, Hans-Josef Buysch, Mithat Mardin, Bernhard Pelster 1989-08-29
4784997 1-H-pyrido-[3,2-b][1,4]-thiazine Gerd Fengler, Hans-Josef Buysch, Bernhard Pelster 1988-11-15