Inventor · disambiguated record
Hendrik Helmke
Also filed as: HELMKE HENDRIK
25 granted patents·41 pending applications·36 citations·filing 2002–2025
93Inventor score
Files withBAYER CROPSCIENCE AG22BAYER AG13BAYER CROPSCIENCE GMBH11NISING CARL FRIEDRICH9BAYER IP GMBH3
Top patents by PatentIndex Score
66 records- 0189US10568326B25-substituted imidazole derivativesBAYER CROPSCIENCE AG·Filed 2018·Granted Feb 25, 2020·2 cites·20 claims
- 0287US9084424B2N-benzyl heterocyclic carboxamidesBENTING JURGEN·Filed 2011·Granted Jul 21, 2015·4 cites·17 claims
- 0381US8575356B2Heterocyclic alkanol derivativesNISING CARL FRIEDRICH·Filed 2011·Granted Nov 5, 2013·2 cites·8 claims
- 0481US7312180B2Substituted 4-(4-trifluoromethylpyrazolyl)pyrimidinesBAYER CROPSCIENCE GMBH·Filed 2005·Granted Dec 25, 2007·3 cites·11 claims
- 0580US2025228243A1Methods and compositions for ppo herbicide toleranceMONSANTO TECHNOLOGY LLC·Filed 2024·Application pending·0 cites
- 0678US9095136B22-IODO imidazole-derivativesBAYER IP GMBH·Filed 2012·Granted Aug 4, 2015·2 cites·10 claims
- 0778US8445691B2Heterocyclic thiosubstituted alkanol derivativesNISING CARL FRIEDRICH·Filed 2011·Granted May 21, 2013·2 cites·12 claims
- 0878US8440836B2Heterocyclic alkanol derivativesNISING CARL FRIEDRICH·Filed 2011·Granted May 14, 2013·2 cites·12 claims
- 0977US8450245B2Heterocyclic alkanol derivativesNISING CARL FRIEDRICH·Filed 2011·Granted May 28, 2013·2 cites·11 claims
- 1076US10065926B2Use of substituted dihydrooxindolylsulfonamides, or the salts thereof, for increasing the stress tolerance of plantsBAYER CROPSCIENCE AG·Filed 2014·Granted Sep 4, 2018·1 cites·20 claims
- 1176US8436189B2Heterocyclic alkanol derivativesNISING CARL FRIEDRICH·Filed 2011·Granted May 7, 2013·2 cites·11 claims
- 1275US7211673B24-trifluoromethylpyrazolyl-substituted pyridines and pyrimidinesBAYER CROPSCIENCE GMBH·Filed 2006·Granted May 1, 2007·1 cites·3 claims
- 1374US7022650B24-trifluoromethylpyrazolyl-substituted pyridines and pyrimidinesBAYER CROPSCIENCE GMBH·Filed 2003·Granted Apr 4, 2006·5 cites·18 claims
- 1472US7282469B24-trifluoromethylpyrazolyl-substituted pyridines and pyrimidinesBAYER CROPSCIENCE GMBH·Filed 2003·Granted Oct 16, 2007·5 cites·14 claims
- 1567US2025026724A1(1,4,5-trisubstituted 1h-pyrazol-3-yl)oxy-2-alkylthioalkyl acids and -alkyl acid derivatives, salts thereof and use thereof as active herbicidal ingredientsBAYER AG·Filed 2022·Application pending·0 cites
- 1667US2021227828A1Active compound combinations comprising a (thio)carboxamide derivative and a fungidical compoundBAYER CROPSCIENCE AG·Filed 2021·Application pending·0 cites
- 1766US6750222B2Substituted phenyl derivativesBAYER CROPSCIENCE GMBH·Filed 2002·Granted Jun 15, 2004·3 cites·12 claims
- 1865US11178868B2Alkynyl-substituted 3-phenylpyrrolidine-2,4-diones and use thereof as herbicidesBAYER CROPSCIENCE AG·Filed 2016·Granted Nov 23, 2021·0 cites·13 claims
- 1965US2021400966A1New alkynyl-substituted 3-phenylpyrrolidine-2,4-diones and use thereof as herbicidesBAYER CROPSCIENCE AG·Filed 2021·Application pending·0 cites
- 2064US8993776B2Heterocyclic alkanol derivativesBAYER IP GMBH·Filed 2013·Granted Mar 31, 2015·0 cites·1 claims
- 2162US2023151025A1Substituted thiazolopyridines, salts thereof and their use as herbicidally active substancesBAYER AG·Filed 2021·Application pending·0 cites
- 2261US9145403B2Heterocyclic alkanol derivativesNISING CARL FRIEDRICH·Filed 2012·Granted Sep 29, 2015·0 cites·7 claims
- 2361US2024067623A1[(1-phenyl-5-heteroaryl-1h-pyrazol-3-yl)oxy] acetic acid derivatives as safeners for the protection of useful plants and crop plantsBAYER AG·Filed 2021·Application pending·0 cites
- 2461US2021024465A1Novel-alkynyl-substituted 3-phenylpyrrolidine-2,4-diones and use thereof as herbicidesBAYER CROPSCIENCE AG·Filed 2020·Application pending·0 cites
- 2560US2024391862A1(1,4,5-trisubstituted-1h-pyrazol-3-yl)oxy-2-alkoxy alkyl acids and their derivatives, their salts and their use as herbicidal agentsBAYER AG·Filed 2022·Application pending·0 cites
- 2659US2023180758A1Substituted pyrroline-2-ones and their use as herbicidesBAYER AG·Filed 2021·Application pending·0 cites
- 2759US2011237612A1Thienylamino pyrimidines for use as FungicidesBAYERCROPSCIENCE AG·Filed 2009·Application pending·0 cites
- 2857US2023389542A1Use of [(1,5-diphenyl-1h-pyrazol-3-yl)oxy] acetic acid derivatives and their salts and compositions containing them, for reducing phytotoxic effects of agrochemicals, in particular of herbicides, in useful plants and crop plantsBAYER AG·Filed 2021·Application pending·0 cites
- 2957US2023397604A1[(1-phenyl-5-(heteroaryl)-1h-1,2,4-triazol-3-yl)oxy] acetic acid derivatives as safeners for the protection of useful plants and crop plantsBAYER AG·Filed 2021·Application pending·0 cites
- 3057US2025089706A1[(5-phenyl-1-heteroaryl-1h-pyrazol-3-yl)oxy] acetic acid derivatives as safeners for the protection of useful plants and crop plantsBAYER AG·Filed 2021·Application pending·0 cites
- 3157US2014038823A1Active compound combinations comprising a (thio)carboxamide derivative and a fungidical compoundDAHMEN PETER·Filed 2012·Application pending·0 cites
- 3256US2024025862A1Substituted n-phenyluracils and salts thereof, and use thereof as herbicidal active substancesBAYER AG·Filed 2021·Application pending·0 cites
- 3356US2022274954A1Substituted n-phenyl-n-aminouarcils and salts thereof and use thereof as herbicidal agentsBAYER AG·Filed 2020·Application pending·0 cites
- 3455US10899709B2Novel-alkynyl-substituted 3-phenylpyrrolidine-2,4-diones and use thereof as herbicidesBAYER CROPSCIENCE AG·Filed 2016·Granted Jan 26, 2021·0 cites·23 claims
- 3555US2011245284A1Alkoxy- and Alkylthio-Substituted AnilinopyrimidinesBAYER CROPSCIENCE AG·Filed 2009·Application pending·0 cites
- 3654US9187431B2Substituted phenyl(oxy/thio)alkanol derivativesNISING CARL FRIEDRICH·Filed 2010·Granted Nov 17, 2015·0 cites·11 claims
- 3754US2011245242A1Heterocyclically Substituted AnilinopyrimidesBAYER CROPSCIENCE AG·Filed 2009·Application pending·0 cites
- 3854US2007015661A1Herbicide/safener combinationBAYER CROPSCIENCE GMBH·Filed 2006·Application pending·0 cites
- 3953US9051277B2Phenyl(oxy/thio)alkanol derivativesNISING CARL FRIEDRICH·Filed 2010·Granted Jun 9, 2015·0 cites·19 claims
- 4053US2007015662A1Herbicide/safener combinationBAYER CROPSCIENCE GMBH·Filed 2006·Application pending·0 cites
- 4153US2011245249A1Heterocyclically Substituted AnilinopyrimidinesBAYER CROPSCIENCE AG·Filed 2009·Application pending·0 cites
- 4253US2006223708A1Substituted N-[pyrimidin-2-ylmethyl]carboxamides and their use as herbicides and plant growth regulatorsBAYER CROPSCIENCE GMBH·Filed 2006·Application pending·0 cites
- 4353US2022289708A1Substituted n-phenyl uracils, salts thereof and their use as herbicidal agentsBAYER AG·Filed 2020·Application pending·0 cites
- 4452US2023382874A1[(5-phenyl-1-heteroaryl-1h-triazol-3-yl)oxy] acetic acid derivatives as safeners for the protection of useful plants and crop plantsBAYER AG·Filed 2021·Application pending·0 cites
- 4551US10231453B25-substituted imidazole derivativesBAYER CROPSCIENCE AG·Filed 2016·Granted Mar 19, 2019·0 cites·18 claims
- 4651US2020390100A1Substituted n-heterocyclyl- and n-heteroaryl-tetrahydropyrimidinones and the salts thereof, and the use of same as herbicidal active substancesBAYER AG·Filed 2018·Application pending·0 cites
- 4748US2025270581A1Methods and compositions for ppo herbicide toleranceMONSANTO TECHNOLOGY LLC·Filed 2025·Application pending·0 cites
- 4848US2007161513A13-[1-halo-1-arylmethanesulfonyl]- and 3-[1-halo-1-heteroarylmethanesulfonyl]- isoxazoline derivatives, processes for preparing them, and use as herbicides and plant growth regulatorsBAYER CROPSCIENCE GMBH·Filed 2006·Application pending·0 cites
- 4947US2007015805A1Process for preparing 3-arylmethylthio- and 3-heteroarylmethylthio-4,5-dihydroisoxazoline derivativesBAYER CROPSCIENCE GMBH·Filed 2006·Application pending·0 cites
- 5047US2014051576A1Active compound combinations comprising a (thio)carboxamide derivative and an insecticidal or acaricidal or nematicidal active compoundDAHMEN PETER·Filed 2012·Application pending·0 cites
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →