PF

Paul-Ernst Frohberger

BH Bayer Healthcare: 100 patents #37 of 8,007Top 1%
📍 Leverkusen, DE: #10 of 1,687 inventorsTop 1%
Overall (All Time): #14,601 of 4,157,543Top 1%
100
Patents All Time

Issued Patents All Time

Showing 1–25 of 100 patents

Patent #TitleCo-InventorsDate
5141553 Ether derivatives of substituted 1-hydroxyalkyl-azoles as fungicides and plant growth regulators Graham Holmwood, Erik Regel, Gerhard Jager, Karl H. Buchel, Wilhelm Brandes +1 more 1992-08-25
4960456 Fungicidal and plant growth-regulating novel substituted 1-hydroxyalkyl-azolyl derivatives Graham Holmwood, Erik Regel, Gerhard Jager, Karl H. Buchel, Klaus Lurssen +2 more 1990-10-02
4945101 Fungicidal novel hydroxyalkynyl-azolyl derivatives Gerhard Jager, Klaus Bockmann, Karl H. Buchel, Wilhelm Brandes, Hans Scheinpflug 1990-07-31
4940798 Substituted azolylvinyl ketones and carbinols as fungicides and plant growth regulators Hans-Ludwig Elbe, Wolf Reiser, Erik Regel, Karl H. Buchel, Paul Reinecke +2 more 1990-07-10
4911746 1-hydroxyethyl-azole compounds and agricultural compositions Graham Holmwood, Karl H. Buchel, Klaus Lurssen, Wilhelm Brandes 1990-03-27
4904296 Fungicidal and plant growth-regulating novel substituted 1-hydroxyalkyl-azolyl derivatives Graham Holmwood, Erik Regel, Gerhard Jager, Karl H. Buchel, Klaus Lurssen +2 more 1990-02-27
4904297 Combating fungi with substituted 1-azolyl-butan-2-ones and -2-ols Wolfgang Kramer, Karl H. Buchel, Hans-Ludwig Elbe, Udo Kraatz, Erik Regel +2 more 1990-02-27
4904298 1-Hydroxyethyl-azole compounds and agricultural compositions Graham Holmwood, Karl H. Buchel, Klaus Lurssen, Wilhelm Brandes 1990-02-27
4897107 1-hydroxyethyl-azole compounds and agricultural compositions Graham Holmwood, Karl H. Buchel, Klaus Lurssen, Wilhelm Brandes 1990-01-30
4871390 1-hydroxyethyl-azole compounds and agricultural compositions Graham Holmwood, Karl H. Buchel, Klaus Lurssen, Wilhelm Brandes 1989-10-03
4868196 Ether derivatives of substituted 1-hydroxyalkyl- azoles as fungicides and plant growth regulators Graham Holmwood, Erik Regel, Gerhard Jager, Karl H. Buchel, Wilhelm Brandes +1 more 1989-09-19
4797499 Fungicidal and plant growth-regulating novel substituted 1-hydroxyalkyl-azolyl derivatives Graham Holmwood, Erik Regel, Gerhard Jager, Karl H. Buchel, Klaus Lurssen +2 more 1989-01-10
4789672 1-hydroxyethyl-azole compounds and agricultural compositions Graham Holmwood, Karl H. Buchel, Klaus Lurssen, Wilhelm Brandes 1988-12-06
RE32796 Benzyl-pyrimidinylalkyl-ethers as plant growth regulators and fungicides, and corresponding pyrimidinyl-carbinols Graham Holmwood, Klaus Lurssen 1988-12-06
4749405 1-vinyltriazole compounds and plant growth and fungicidal compositions Wolf Reiser, Wilfried Draber, Karl H. Buchel, Klaus Lurssen, Volker Paul 1988-06-07
4743293 1-vinyltraiazole compounds and plant growth and fungicidal composition Wolf Reiser, Wilfried Draber, Karl H. Buchel, Klaus Lurssen, Volker Paul 1988-05-10
4734126 Fungicidal and plant growth-regulating novel substituted 1-hydroxyalkyl-azolyl derivatives Graham Holmwood, Erik Regel, Gerhard Jager, Karl H. Buchel, Klaus Lurssen +2 more 1988-03-29
4729783 Halogenated triazolylvinyl keto and carbinol compounds and plant growth regulant and fungicidal compositions Erik Regel, Karl H. Buchel, Klaus Lurssen, Wilhelm Brandes 1988-03-08
4728356 Novel substituted azolylvinyl ketones and carbinols as fungicides and plant growth regulators Hans-Ludwig Elbe, Wolf Reiser, Erik Regel, Karl H. Buchel, Paul Reinecke +2 more 1988-03-01
4723984 1-hydroxyethyl-azole compounds and agricultural compositions Graham Holmwood, Karl H. Buchel, Klaus Lurssen, Wilhelm Brandes 1988-02-09
4715887 Substituted triazolyl-methyl-tert-butyl carbinol compounds and plant protection agents Wolfgang Kramer, Karl H. Buchel, Wilhelm Brandes, Klaus Lurssen 1987-12-29
4711657 Substituted triazolylmethyl tert.-butyl ketone compounds and plant protection agents Wolfgang Kramer, Karl H. Buchel, Wilhelm Brandes, Klaus Lurssen 1987-12-08
4699645 Azolyl-thioether derivatives as fungicides and plant growth regulators Erik Regel, Wilfried Draber, Karl H. Buchel, Klaus Lurssen 1987-10-13
4647302 1-Vinyltriazole compounds and plant growth and fungicidal compositions Wolf Reiser, Wilfried Draber, Karl H. Buchel, Klaus Lurssen, Volker Paul 1987-03-03
4629732 Fungicidally active 3-substituted 1-azolyl-3-methyl-1-phenoxy-butan-2-ones and -ols Udo Kraatz, Erich Klauke, Gerhard Jager, Karl H. Buchel, Wilhelm Brandes 1986-12-16