Inventor · disambiguated record
Theodor Pfister
Also filed as: PFISTER THEODOR
45 granted patents·168 citations·filing 1978–1992
97Inventor score
Files withBAYER AG45
Top patents by PatentIndex Score
45 records- 0191US4602938AN'-(substituted-pyrimidin-2-yl)-N"-substituted-N",N"'-bis-(substituted-benzenesulphonyl)-guanidines as herbicidesBAYER AG·Filed 1984·Granted Jul 29, 1986·18 cites·10 claims
- 0290US4880932ASubstituted guanidine derivativesBAYER AG·Filed 1987·Granted Nov 14, 1989·26 cites·5 claims
- 0384US4844730ASubstituted guanidine derivativesBAYER AG·Filed 1988·Granted Jul 4, 1989·13 cites·5 claims
- 0481US4704158A1-(2-oxyaminocarbonylphenylsulphonyl)-3-heteroaryl-ureasBAYER AG·Filed 1985·Granted Nov 3, 1987·16 cites·6 claims
- 0569US4725303AN'-(substituted-pyrimidin-2-yl)-N"-amino-N"'-(substituted-benzenesulphonyl)-guanidines as herbicidesBAYER AG·Filed 1986·Granted Feb 16, 1988·9 cites·16 claims
- 0668US4797484AProcess for the preparation of N'-sulphonyl- and N',N"-bis-sulphonyl-guanidine derivativesBAYER AG·Filed 1987·Granted Jan 10, 1989·5 cites·11 claims
- 0765US4743294AN'-(substituted-1,3,5-triazin-2-yl)-N"-amino-N"'-(substituted-benzenesulphonyl)-guanidines as herbicidesBAYER AG·Filed 1987·Granted May 10, 1988·6 cites·5 claims
- 0864US4711959A2-cyanoamino-pyrimidinesBAYER AG·Filed 1986·Granted Dec 8, 1987·6 cites·12 claims
- 0962US4780126A3-substituted 1-(2-halogenoalkoxy-benzenesulphonyl)-3-heteroaryl-(thio)ureasBAYER AG·Filed 1987·Granted Oct 25, 1988·6 cites·7 claims
- 1058US4732711AHerbicidal novel 1-(2-trifluoromethoxy-phenylsulphonyl)-3-heteroaryl-(thio)ureasBAYER AG·Filed 1986·Granted Mar 22, 1988·4 cites·1 claims
- 1158US4666505A1-(2-Oxyaminosulphonylphenylsulphonyl)-3-heteroaryl-ureasBAYER AG·Filed 1985·Granted May 19, 1987·4 cites·11 claims
- 1257US4990637A1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicidesBAYER AG·Filed 1990·Granted Feb 5, 1991·4 cites·7 claims
- 1354US4927454ASubstituted 1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicidesBAYER AG·Filed 1988·Granted May 22, 1990·3 cites·4 claims
- 1454US4806147ASubstituted 1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicidesBAYER AG·Filed 1987·Granted Feb 21, 1989·3 cites·6 claims
- 1553US4969948AHerbicidal and plant growth-regulating substituted phenoxyphenylsulphonylazoles, compositions and useBAYER AG·Filed 1989·Granted Nov 13, 1990·3 cites·13 claims
- 1653US4260558AProcess for the preparation of aromatic aminohydroxy compoundsBAYER AG·Filed 1978·Granted Apr 7, 1981·3 cites·8 claims
- 1753US4215071AProcess for the preparation of sulphonic acid chloridesBAYER AG·Filed 1978·Granted Jul 29, 1980·3 cites·5 claims
- 1851US4840661ASulphonyliso(thio)urea derivatives and herbicidal use thereofBAYER AG·Filed 1985·Granted Jun 20, 1989·3 cites·8 claims
- 1950US4787929APhenoxypropionyloxyalkane - phosphonates having herbicidal propertiesBAYER AG·Filed 1987·Granted Nov 29, 1988·3 cites·10 claims
- 2050US4725304AFluoroalkoxyphenylsulphonylguanidinesBAYER AG·Filed 1985·Granted Feb 16, 1988·3 cites·8 claims
- 2150US4670040APhenoxypropionyloxyalkane phosphonatesBAYER AG·Filed 1985·Granted Jun 2, 1987·3 cites·10 claims
- 2249US4658027AProcess for the preparation of 1-(2-oxyaminosulphonyl-phenylsulphonyl)-3-heteroaryl-ureasBAYER AG·Filed 1985·Granted Apr 14, 1987·4 cites·4 claims
- 2349US4645528ABenzolactamsultamsBAYER AG·Filed 1985·Granted Feb 24, 1987·3 cites·10 claims
- 2448US4769455ABenzodisultamsBAYER AG·Filed 1987·Granted Sep 6, 1988·2 cites·1 claims
- 2548US4541858AChlorinated phosphorylmethylcarbonyl derivative plant protection agentsBAYER AG·Filed 1984·Granted Sep 17, 1985·2 cites·11 claims
- 2648US4314950AProcess for the preparation of sulphonic acid chloridesBAYER AG·Filed 1980·Granted Feb 9, 1982·3 cites·16 claims
- 2746US4721785AIntermediate 2-cyanoamino-pyrimidine and triazine derivativesBAYER AG·Filed 1986·Granted Jan 26, 1988·1 cites·12 claims
- 2845US4988379ASulphonyliso(thio)urea derivatives as herbicidesBAYER AG·Filed 1989·Granted Jan 29, 1991·2 cites·7 claims
- 2945US4802910AHerbicidal acylated sulphonylguanidinesBAYER AG·Filed 1987·Granted Feb 7, 1989·2 cites·10 claims
- 3042US4659364A1-(2-oxyaminosulphonylphenylsulphonyl)-3-heteroaryl-iso-(thio)-ureasBAYER AG·Filed 1985·Granted Apr 21, 1987·2 cites·8 claims
- 3142US4602931AHerbicidal and fungicidal chlorinated phosphorylmethylcarbonylpyrazolesBAYER AG·Filed 1985·Granted Jul 29, 1986·2 cites·8 claims
- 3239US4375562AProcess for the preparation of bis-(amino-phenyl)-disulphidesBAYER AG·Filed 1981·Granted Mar 1, 1983·1 cites·10 claims
- 3334US4680052AHerbicidal benzodisultam derivative, compositions and method of use thereforBAYER AG·Filed 1985·Granted Jul 14, 1987·0 cites·4 claims
- 3433US4725305AN'-(substituted-1,3,5-triazin-2-yl)-N"-substituted-N",N"'-bis-(substituted-benzenesulphonyl)-guanidines as herbicidesBAYER AG·Filed 1986·Granted Feb 16, 1988·0 cites·18 claims
- 3531US5221317AHerbicidal sulphonylaminoguanidinoazinesBAYER AG·Filed 1991·Granted Jun 22, 1993·0 cites·12 claims
- 3631US5213608AHerbicidal substituted sulphonylamidinohydrazonesBAYER AG·Filed 1992·Granted May 25, 1993·0 cites·7 claims
- 3731US4952233AHerbicidal sulphonylaminoguanidinoazinesBAYER AG·Filed 1988·Granted Aug 28, 1990·0 cites·10 claims
- 3831US4911752AHalogenoalkoxy-phenylsulphonylisothioureidoazine herbicidal agentsBAYER AG·Filed 1988·Granted Mar 27, 1990·0 cites·6 claims
- 3931US4820337A1-(2-oxyaminosulphonylphenylsulphonyl)-3-triazinyl-ureasBAYER AG·Filed 1987·Granted Apr 11, 1989·0 cites·4 claims
- 4031US4769484APhenoxybenzoic acid ester herbicidesBAYER AG·Filed 1987·Granted Sep 6, 1988·0 cites·12 claims
- 4131US4726834AHerbicidal benzodisultam derivatives, composition, and method of use thereforBAYER AG·Filed 1986·Granted Feb 23, 1988·0 cites·7 claims
- 4231US4647665APreparation of sulphonyliso(thio)ureas and sulphonylisoureasBAYER AG·Filed 1985·Granted Mar 3, 1987·0 cites·4 claims
- 4330US5167692AHerricidal substituted sulphonylamidinohydrazonesBAYER AG·Filed 1990·Granted Dec 1, 1992·0 cites·9 claims
- 4430US4741759AOxyguanidine derivativesBAYER AG·Filed 1985·Granted May 3, 1988·0 cites·15 claims
- 4527US4341719AProcess for the preparation of 1-amino-2-ethoxy-naphthalene-6-sulphonic acidBAYER AG·Filed 1981·Granted Jul 27, 1982·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →