EK

Erich Klauke

BH Bayer Healthcare: 100 patents #37 of 8,007Top 1%
📍 Odenthal, DE: #3 of 290 inventorsTop 2%
Overall (All Time): #14,600 of 4,157,543Top 1%
100
Patents All Time

Issued Patents All Time

Showing 1–25 of 100 patents

Patent #TitleCo-InventorsDate
5777181 2, 4, 5-trihalogeno- and 2, 3, 4, 5-tetrahalogenobenzene derivatives Uwe Petersen, Klaus Grohe 1998-07-07
5565614 2,4,5-trihalogeno-and 2,3,4,5-tetrahalogenobenzene derivatives Uwe Petersen, Klaus Grohe 1996-10-15
5530158 2,4,5-trihalogeno- and 2,3,4,5-tetrahalogenobenzene derivatives Uwe Petersen, Klaus Grohe 1996-06-25
5362909 Process for the preparation of 3-chloro-2,4,5-trifluorobenzoyl chloride, 2,4,5-trifuluorobenzoyl fluoride, and 2,3,4,5-tetrahalogenobenzene derivatives Uwe Petersen, Klaus Grohe 1994-11-08
5200548 2,4,5-Trihalogeno- and 2,3,4,5-tetrahalogenobenzene derivatives Uwe Petersen, Klaus Grohe 1993-04-06
5104439 Herbicidal agents based on pyrazole derivatives Otto Schallner, Reinhold Gehring, Jorg Stetter, Heinz-Jurgen Wroblowsky, Robert R. Schmidt +1 more 1992-04-14
5072038 2,3,4,5-tetrahalogenobenzene derivatives Uwe Petersen, Klaus Grohe 1991-12-10
4929743 Novel 4,5-disubstituted 1,3-thiazol-2-yloxyacetamide herbicides Heinz Forster, Gunther Beck, Hans-Joachim Santel, Robert R. Schmidt 1990-05-29
4914123 Acyloxythiophene derivatives Werner Daum, Engelbert Kuhle, Wilhelm Brandes, Paul Reinecke 1990-04-03
4882437 Substituted 5-amino-1-phenylpyrazoles Reinhold Gehring, Otto Schallner, Jorg Stetter, Hans-Joachim Santel, Robert R. Schmidt 1989-11-21
4877443 2,4-diamino-6-trifluoromethylpyrimidine compounds useful as herbicides Michael Schwamborn, Robert R. Schmidt, Hans-Joachim Santel, Robert H. Strang 1989-10-31
4845249 4-fluoro-3-bromo benzaldehyde acetals Rainer Fuchs, Fritz Maurer, Uwe Priesnitz, Hans-Jochem Riebel 1989-07-04
4826988 Substituted furazan pesticides Wilhelm Sirrenberg, Gerhard Zoebelein, Benedikt Becker, Wilhelm Stendel 1989-05-02
4792635 Symmetric benzophenones substituted by groups containing fluorine Albrecht Marhold, Ernst Kysela 1988-12-20
4791212 4-Alkenylaminocarbonyl- and 4-alkinylaminocarbonyl-1-phenyl-5-pyrazolamines Reinhold Gehring, Otto Schallner, Jorg Stetter, Hans-Joachim Santel, Robert R. Schmidt 1988-12-13
4791208 Novel 5-halogenoalkyl-1,3,4-thiadiazol-2-yloxyacetamide herbicides and fungicides Heinz Forster, Hans-Joachim Diehr, Fritz Maurer, Ludwig Eue, Hans-Joachim Santel +3 more 1988-12-13
4788291 4,5-Disubstituted 1,3-thiazol-2-yloxyacetamide herbicides Heinz Forster, Gunther Beck, Hans-Joachim Santel, Robert R. Schmidt 1988-11-29
4774260 Novel benzoylurea pesticides Wilhelm Sirrenberg, Benedikt Becker, Ingomar Krehan, Wilhelm Stendel 1988-09-27
4770693 5-acylamino-1-phenylpyrazoles, composition containing them, and herbicidal method of using them Reinhold Gehring, Otto Schallner, Jorg Stetter, Hans-Joachim Santel, Robert R. Schmidt 1988-09-13
4764611 Process for the selective hydrogenation of chlorine-containing pyrimidines and new pyrimidines Bernd Baasner, Karl H. Schundehutte 1988-08-16
4757137 Orthotrifluoromethyl containing phenylazonaphthol dyestuffs Gerhard Wolfrum, Hans Otten 1988-07-12
4752338 (Meth)-acrylic acid esters Jurgen Reiners, Jens Winkel, Carlhans Suling, Wolfgang Podszun 1988-06-21
4748257 4-fluoro-3-phenoxy-benzaldehyde acetals Rainer Fuchs, Fritz Maurer, Uwe Priesnitz, Hans-Jochem Riebel 1988-05-31
4716229 New pyrimidines and a process for the preparation of pyrimidines Bernd Baasner, Karl H. Schundehutte 1987-12-29
4711905 2,4-dihalogenobenzoyl-(thio)urea insecticides Wilhelm Sirrenberg, Ingeborg Hammann, Wilhelm Stendel 1987-12-08