Inventor · disambiguated record
Stefan Engel
Also filed as: ENGEL STEFAN
47 granted patents·1 pending application·606 citations·filing 1995–2009
98Inventor score
Top patents by PatentIndex Score
48 records- 0194US5846907AHerbicidally active pyrazol-4-ylbenzoyl compoundsBASF AG·Filed 1996·Granted Dec 8, 1998·85 cites·8 claims
- 0293US6262074B14-Hetaroylpyrazol derivatives and the use thereof as herbicidesBASF AG·Filed 1997·Granted Jul 17, 2001·71 cites·17 claims
- 0392US6479436B1Hetaroyl cyclohexanedione derivatives with herbicidal effectBASF AG·Filed 1997·Granted Nov 12, 2002·69 cites·18 claims
- 0491US6004903A2-Anylocyclohexanediones having improved herbicidal propertiesBASF AG·Filed 1996·Granted Dec 21, 1999·53 cites·10 claims
- 0589US6165944A4-(3-heterocyclyl-1-benzoyl) pyrazoles and their use as herbicidesBASF AG·Filed 1997·Granted Dec 26, 2000·50 cites·28 claims
- 0685US7608564B23-heterocyclyl-substituted benzoyl derivativesBASF AG·Filed 2007·Granted Oct 27, 2009·3 cites·15 claims
- 0783US6156702ASubstituted 4-benzoylpyrazolesBASF AG·Filed 1998·Granted Dec 5, 2000·32 cites·9 claims
- 0882US6432881B12-benzoylcyclohexane-1,3-dione as herbicidesBASF AG·Filed 1998·Granted Aug 13, 2002·29 cites·20 claims
- 0982US5846906AHerbicidally active phenyldiketone compoundsBASF AG·Filed 1996·Granted Dec 8, 1998·29 cites·8 claims
- 1081US7795465B2Method for producing semicarbazonesBASF AG·Filed 2005·Granted Sep 14, 2010·4 cites·10 claims
- 1180US7772446B2Method for producing substituted biphenylsBASF SE·Filed 2006·Granted Aug 10, 2010·7 cites·21 claims
- 1280US6153759AHeterocyclic benzoyl intermediates for herbicidal compoundsBASF AG·Filed 1999·Granted Nov 28, 2000·24 cites·7 claims
- 1378US6207618B1Heterocyclic substituted 4-benzoyl-pyrazole as herbicidesBASF AG·Filed 1998·Granted Mar 27, 2001·23 cites·10 claims
- 1477US5834402AIsoxazolylbenzoyl derivativesBASF AG·Filed 1996·Granted Nov 10, 1998·22 cites·8 claims
- 1575US7232792B23-heterocyclyl-substituted benzoyl derivativesBASF AG·Filed 2000·Granted Jun 19, 2007·5 cites·20 claims
- 1671US5939359AHerbicidal pyrazine derivativesBASF AG·Filed 1995·Granted Aug 17, 1999·15 cites·26 claims
- 1766US6559100B12-benzoyl-cyclohexane-1,3-dionesBASF AG·Filed 1998·Granted May 6, 2003·11 cites·14 claims
- 1864US6407268B1Substituted 4-benzoylpyrazolesBASF AG·Filed 2000·Granted Jun 18, 2002·2 cites·14 claims
- 1962US6028033AN-aminopyridone derivatives and their use as herbicidesBASF AG·Filed 1996·Granted Feb 22, 2000·8 cites·13 claims
- 2060US6500950B1Benzylidenepyrazolones, their preparation and useBASF AG·Filed 2001·Granted Dec 31, 2002·1 cites·15 claims
- 2157US5744425ASaccharin derivativesBASF AG·Filed 1995·Granted Apr 28, 1998·9 cites·7 claims
- 2255US6165943AThiazolimine derivativesBASF AG·Filed 1998·Granted Dec 26, 2000·8 cites·11 claims
- 2350US6372693B1Substituted 2-(3-alkenyl-benzoyl)-cyclohexane-1,3-dionesBASF AG·Filed 1998·Granted Apr 16, 2002·4 cites·9 claims
- 2450US6013607A2-hetaroylcyclohexane-1,3-dionesBASF AG·Filed 1997·Granted Jan 11, 2000·4 cites·13 claims
- 2550US2011105794A1Process for the Isomerization of Semicarbazone CompoundsBASF SE·Filed 2009·Application pending·0 cites
- 2648US6054414ABenzoyl derivativesBASF AG·Filed 1996·Granted Apr 25, 2000·5 cites·11 claims
- 2747US5716906ASaccharin derivativesBASF AG·Filed 1995·Granted Feb 10, 1998·3 cites·8 claims
- 2846US6992206B2Method for producing 3-trifluoromethylphenyl-4-cyanobenzyl ketoneBASF AG·Filed 2003·Granted Jan 31, 2006·0 cites·7 claims
- 2946US6576596B1Substituted 2-benzoyl-cyclohexan-1,3-diones with herbicidal effectBASF AG·Filed 1997·Granted Jun 10, 2003·4 cites·10 claims
- 3046US6291682B1Pyrazol-4-ylbenzoyl derivatives and their use as herbicidesBASF AG·Filed 1996·Granted Sep 18, 2001·3 cites·18 claims
- 3146US6143696ASubstituted 4-(3-alkenylbenzoyl)pyrazolesBASF AG·Filed 1998·Granted Nov 7, 2000·3 cites·9 claims
- 3245US6271179B1Benzylidene pyrazolones, production and use thereofBASF AG·Filed 1998·Granted Aug 7, 2001·2 cites·21 claims
- 3342US7030063B1Cyclohexenonquinolinoyl-derivatives as herbicidal agentsBASF AG·Filed 1999·Granted Apr 18, 2006·2 cites·23 claims
- 3442US6310245B13-aminocarbonyl/3-aminothiocarbonyl-substituted 2-benzoyl-cyclohexan-1,3-diones with herbicidal effectBASF AG·Filed 1997·Granted Oct 30, 2001·2 cites·19 claims
- 3542US6046137AHerbicidal heterocyclically substituted benzoylisothiazolesBASF AG·Filed 1997·Granted Apr 4, 2000·3 cites·17 claims
- 3642US5925767APyrazole-4-yl-hetaroyl derivatives as herbicidesBASF AG·Filed 1997·Granted Jul 20, 1999·3 cites·11 claims
- 3739US6028035ASubstituted 4-benzoylpyrazolesBASF AG·Filed 1997·Granted Feb 22, 2000·2 cites·7 claims
- 3839US5723415A5-hydroxypyrazol-4-ylcarbonyl-substituted saccharin derivativesBASF AG·Filed 1995·Granted Mar 3, 1998·2 cites·6 claims
- 3938US9045465B13-heterocyclyl-substituted benzoyl derivativesDEYN WOLFGANG VON·Filed 1998·Granted Jun 2, 2015·1 cites·7 claims
- 4037US6140273ASubstituted 2-benzoylcyclohexane-1,3-dionesBASF AG·Filed 1998·Granted Oct 31, 2000·1 cites·11 claims
- 4137US5945381AHerbicidal heterocyclically annulated benzoylisothiazolesBASF AG·Filed 1997·Granted Aug 31, 1999·1 cites·18 claims
- 4236US6040274A2-Aroylcyclohexanediones, their preparation and their use as herbicides or plant growth-regulating agentsBASF AG·Filed 1995·Granted Mar 21, 2000·1 cites·12 claims
- 4334US6140272ASubstituted 4-benzoyl-pyrazolesBASF AG·Filed 1998·Granted Oct 31, 2000·0 cites·8 claims
- 4433US6083880ASaccharine-5-carbonyl-cyclohexane-1, 3, 5-trione derivatives, their preparation and their use as herbicidesBASF AG·Filed 1998·Granted Jul 4, 2000·0 cites·8 claims
- 4532US6440899B1Cyclohexenonedioxothiochromanoyl derivativesBASF AG·Filed 1999·Granted Aug 27, 2002·0 cites·9 claims
- 4632US6326333B1Pyrazolyldioxothiochromanoyl derivativesBASF AG·Filed 1999·Granted Dec 4, 2001·0 cites·19 claims
- 4731US6083879AHerbicidal benzoylisothiazolesBASF AG·Filed 1997·Granted Jul 4, 2000·0 cites·23 claims
- 4830US5716905ASaccharin derivativesBASF AG·Filed 1995·Granted Feb 10, 1998·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →