Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HB

Hermann Bieringer

Hoechst Gmbh: 84 patents #3 of 4,020Top 1%
HGHoechst Schering Agrevo Gmbh: 51 patents #1 of 164Top 1%
BCBayer Cropscience: 22 patents #70 of 1,202Top 6%
AGAventis Cropscience Gmbh: 18 patents #1 of 120Top 1%
BGBayer Intellectual Property Gmbh: 7 patents #144 of 1,266Top 15%
GGGoldschmidt Holding Gmbh: 1 patents #78 of 197Top 40%
HAHoescht Aktiengesellschaft: 1 patents #26 of 159Top 20%
Eppstein, DE: #1 of 166 inventorsTop 1%
Overall (All Time): #3,974 of 4,157,543Top 1%
186 Patents All Time

Issued Patents All Time

Showing 151–175 of 186 patents

Patent #TitleCo-InventorsDate
5015284 Alkyl- and alkenylsulfonylureas which are substituted in the heterocycle, and their use as herbicides or plant growth regulators Lothar Willms, Klaus Bauer, Helmut Burstell 1991-05-14
4963180 Heterocyclic-substituted phenylsulfamates, and their use as herbicides and plant growth regulators Lothar Willms, Heinz Kehne, Klaus Bauer 1990-10-16
4925478 Novel quinolinoxy compounds, a process for their preparation, and their use as antidotes Erich Sohn, Reinhard Handte, Hilmar Mildenberger, Klaus Bauer 1990-05-15
4925480 Heterocyclically substituted N-sultamsulfonamides, and their use as herbicides and plant growth regulators Lothar Willms, Klaus Bauer, Helmut Burstell 1990-05-15
4891057 Phenylpyrazolecarboxylic acid derivatives, their preparation, and their use as plant-growth regulators and safeners Erich Sohn, Reinhard Handte, Hilmar Mildenberger, Helmut Burstell, Klaus Bauer 1990-01-02
4838931 1,2-disubstituted piperidines, processes for their preparation and their use in plant protection Rainer Liebl, Michael Frey, Hilmar Mildenberger, Klaus Bauer 1989-06-13
4830658 Herbicidal compositions Friedhelm Schwerdtle 1989-05-16
4820335 1-substituted imidazole-5-carboxylic acid derivatives, their preparation and their use as biocides Thomas Maier, Roland Schmierer, Klaus Bauer, Helmut Burstell, Burkhard Sachse 1989-04-11
4814459 Benzoxazolyl- and benzothiazolyl-amino acids, their preparation and their use in plant protection Heinz Boesenberg, Hilmar Mildenberger, Klaus Bauer 1989-03-21
4776875 Functional acetic acid derivatives containing phosphorus and herbicidal, growth-regulating agents containing them Heinz-Josef Loher, Klaus Bauer 1988-10-11
4749403 Herbicidal derivatives of imidazolidinone and imidazolidine thione Rainer Liebl, Reinhard Handte, Hilmar Mildenberger, Klaus Bauer 1988-06-07
4747868 Growth-regulating, fungicidal, and herbicidal cyclohexylimidazole and cyclohexenylimidazole derivatives, compositions, and methods of use therefor Roland Schmierer, Hilmar Mildenberger, Reinhard Handte, Helmut Burstell, Burkhard Sachse +1 more 1988-05-31
4734120 Dipeptides containing C-terminal phosphinothricin, a process for their preparation and their use for controlling undesirable plant growth Heinz Kehne, Klaus Bauer 1988-03-29
4692181 Herbicidal compositions Friedhelm Schwerdtle 1987-09-08
4668276 Use of aryloxy compounds as antidotes Reinhard Handte, Hilmar Mildenberger, Klaus Bauer 1987-05-26
4652666 .alpha.-acyloximino-alkane-phosphonic (and -phosphinic) acid esters Heinz Kehne, Hilmar Mildenberger, Klaus Bauer 1987-03-24
4645526 Herbicidal agents Klaus Bauer, Hans Schumacher 1987-02-24
4639266 Plant protection agents based on 1,2,4-triazole derivatives and also new derivatives of 1,2,4-triazole Gunther Heubach, Klaus Bauer 1987-01-27
4623380 Isoindoles, processes for their preparation and their use as herbicidal agents Roland Schmierer, Reinhard Handte, Hilmar Mildenberger, Klaus Bauer, Helmut Burstell 1986-11-18
4615726 Herbicidal 1-acylimidazolinones Roland Schmierer, Reinhard Handte, Hilmar Mildenberger, Klaus Bauer, Helmut Burstell 1986-10-07
4614535 Herbicidal imidazolinones Roland Schmierer, Reinhard Handte, Rainer Liebl, Hilmar Mildenberger, Klaus Bauer +1 more 1986-09-30
4602932 Use of quinolyloxy compounds as antidotes for fenoxaprop-ethyl (ethyl-2-(4-(6-chlorobenzoxazolyloxy)-phenoxy)-propionate) Reinhard Handte, Hilmar Mildenberger, Klaus Bauer 1986-07-29
4601747 N-alkoxyaminosulfonylureas and N-alkylsulfonylaminosulfonylureas and pyrimidino thiadiazine oxides as herbicides and plant growth-regulators Lothar Willms, Hilmar Mildenberger, Klaus Baur, Helmut Burstell 1986-07-22
4594098 Phosphorus-containing functional derivatives of acetic acid, process for their preparation and herbicidal and growth-regulating agents containing them Klaus Bauer, Helmut Burstell, Jean Kocur 1986-06-10
4564382 Phenoxyalkanoyl derivatives and their use in plant protection Rainer Liebl, Reinhard Handte, Hilmar Mildenberger, Klaus Bauer 1986-01-14