WR

Walter Reifschneider

The Dow Chemical: 23 patents #73 of 4,115Top 2%
DO Dowelanco: 7 patents #6 of 212Top 3%
MP Merrell Dow Pharmaceuticals: 1 patents #139 of 237Top 60%
📍 Walnut Creek, CA: #42 of 1,300 inventorsTop 4%
🗺 California: #16,431 of 386,348 inventorsTop 5%
Overall (All Time): #120,111 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
5700940 N-aryl1,2,4!triazolo1,5-a!pyridine-2-sulfonamide herbicides John C. Van Heertum, William A. Kleschick, Kim E. Arndt, Mark J. Costales, Robert J. Ehr +4 more 1997-12-23
5614469 N-pyridinyl[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide herbicides Kim E. Arndt, William A. Kleschick, Beth A. Swisher, Robert J. Ehr, John J. Jachetta +1 more 1997-03-25
5571775 N-aryl[1,2,4]triazolo[1,5-a]pyridine-2-sulfonamide herbicides John C. Van Heertum, William A. Kleschick, Kim E. Arndt, Mark J. Costales, Robert J. Ehr +3 more 1996-11-05
5494887 Ring annulated 5-alkoxy-n-aryl[1,2,4]triazolo[1,5-C]-pyrimidine-2-sulfonamide herbicides Timothy C. Johnson, John C. Van Heertum, Mark J. Costales, Kim E. Arndt 1996-02-27
5461161 N-pyridinyl[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide herbicides Kim E. Arndt, William A. Kleschick, Robert J. Ehr 1995-10-24
5447905 N-indazolyl[1,2,4]triazolo[1,5-C]pyrimidine-2-sulfonamide herbicides Mark J. Costales, Robert J. Ehr, William A. Kleschick, John C. Van Heertum 1995-09-05
5153184 ((N-heterocyclyl)carbonyl)phosphoramidothioate ester insecticides Barat Bisabri-Ershadi, James E. Dripps, J. Brian Barron 1992-10-06
5075293 ((N-heterocyclyl)carbonyl)phosphoramidothioate ester insecticides Barat Bisabri-Ershadi, James E. Dripps, J. Brian Barron 1991-12-24
5068230 N-(((alkoxy(alkylthio)phosphinyl)amino)carbonyl)-aminoalkanoate ester insecticides Barat Bisabri-Ershadi, James E. Dripps, J. Brian Barron 1991-11-26
4950657 ((1-piperazinyl)carbonyl)phosphoramidothioate ester insecticides Barat Bisabri-Ershadi, James E. Dripps, J. Brian Barron 1990-08-21
4892732 Method and composition for enhancing the insecticidal activity of certain organophosphorus compounds Doris L. Parconagian, Donald H. DeVries, Mark J. Costales 1990-01-09
4804682 2-chloro-4-((cyanomethyl)thio)phenyl N-methyl carbamate for treating carcinomas 1989-02-14
4777164 Method and composition for enhancing the insecticidal activity of certain organophosphorus compounds Donald H. DeVries, Mark J. Costales 1988-10-11
4729987 Insecticidal O,O-diethyl-O-(2-(1,1-dimethylethyl)-5-pyrimidinyl)-phosphorothioate 1988-03-08
4654329 Insecticidal, miticidal or nematocidal phosphorus esters of 5-pyrimidinols 1987-03-31
4588711 Insecticidal phosphorus derivatives of 6-cycloalkyl-4-pyrimidinols Doris L. Paroonagian, Mark J. Costales, Donald H. DeVries 1986-05-13
4575499 Phosphorus derivatives of 4-pyrimidinols 1986-03-11
4568670 N'-(Methoxy(methylthio)phosphinyl)-N,N-dimethyl carbamimidothioic acid, ethyl ester Doris L. Paroonagian 1986-02-04
4558039 Phosphorus derivatives of 2-fluoroalkyl-5-pyrimidinols useful as insecticides Larry L. Larson 1985-12-10
4489068 Method and composition for enhancing the insecticidal activity of certain organophosphorus compounds Donald H. De Vries, Mark J. Costales 1984-12-18
4486422 Insecticidal phosphorus derivatives of 5-pyrimidinols Mark J. Costales, Doris L. Paroonagian 1984-12-04
4486421 Insecticidal phosphorus derivatives of 4-pyrimidinols Mark J. Costales, Doris L. Paroonagian 1984-12-04
4474958 2-Alkyl-5-halopyrimidines 1984-10-02
4444764 Phosphorus esters of alkylcycloalkyl-5-pyrimidinols and control of corn rootworm and western spotted cucumber beetle with them Larry L. Larson 1984-04-24
4439431 O,O-Diethyl O-((4-tertiarybutylsulfonyl)m-tolyl)phosphorothioate and its insecticidal use 1984-03-27