Inventor
SHAPIRO RAFAEL
US45 patents
⚠️ This page may combine multiple inventors who share the name “SHAPIRO RAFAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DU PONT
35 patentsUS5869657AFeb 9, 1999
Preparation of arthropodicidal oxadiazines
DU PONT24 citations92
US5696280ADec 9, 1997
Hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles
DU PONT36 citations92
US4441910AApr 10, 1984
Thiophene or furan herbicides
DU PONT36 citations92
US9090604B2Jul 28, 2015
Fungicidal azocyclic amides
DU PONT5 citations82
US4629494ADec 16, 1986
Herbicidal sulfonamides
DU PONT22 citations82
US7528260B2May 5, 2009
Method for preparing N-phenylpyrazole-1-carboxamides
DU PONT10 citations79
US6555718B1Apr 29, 2003
Process for preparing 3,3′,6,6′-tetraalkyl-2,2′-biphenols and 3,3′,6,6′-tetraalkyl-5,5′-dihalo-2,2′-biphenols
DU PONT11 citations74
US6489517B1Dec 3, 2002
Process for preparing 3,3′,6,6′-tetraalkyl-2,2′-biphenols and 3,3′,6,6′-tetraalkyl-5,5′-dihalo-2,2′-biphenols
DU PONT7 citations74
US4689070AAug 25, 1987
Herbicidal N-hydroxy-N'-sulfonylguanidines
DU PONT8 citations74
US4684393AAug 4, 1987
Herbicidal thiophenesulfonamides
DU PONT7 citations74
US4494980AJan 22, 1985
Herbicidal ortho-(azinyl)-benzenesulfonamides
DU PONT8 citations74
US6232489B1May 15, 2001
Preparation of arthropodicidal oxadiazines
DU PONT7 citations73
US6080856AJun 27, 2000
Preparation of arthropodicidal oxadiazines
DU PONT5 citations73
US6018071AJan 25, 2000
Preparation of arthropodicidal ozadiazines
DU PONT5 citations73
US9040554B2May 26, 2015
Solid forms of nematocidal sulfonamides
DU PONT4 citations72
US5474998ADec 12, 1995
Arthropodicidal pyrazolines, pyrazolidines and hydrazines
DU PONT9 citations71
US11339138B2May 24, 2022
Process and intermediates for the preparation of certain nematicidal sulfonamides
DU PONT2 citations69
US4904299AFeb 27, 1990
Herbicidal N-hydroxy-N'-sulfonylguanidines
DU PONT2 citations63
US4806142AFeb 21, 1989
Herbicidal pyrimidine sulfonylureas
DU PONT2 citations63
US4758262AJul 19, 1988
Herbicidal propylene oxide derivatives
DU PONT4 citations63
US4750930AJun 14, 1988
Herbicidal N-hydroxy-N'-sulfonylguanidines
DU PONT5 citations63
US4723988AFeb 9, 1988
Herbicidal thiophenesulfonamides
DU PONT5 citations63
US4655823AApr 7, 1987
Herbicidal sulfonamides
DU PONT6 citations63
US4606754AAug 19, 1986
Herbicidal ortho-(azinyl)-benzenesulfonamides
DU PONT2 citations63
US4604130AAug 5, 1986
Herbicidal N-[pyrimidine aminocarbonyl]isothiazole sulfonamides
DU PONT2 citations63
US4547217AOct 15, 1985
Thiophene or furan herbicides
DU PONT3 citations63
US8049029B2Nov 1, 2011
Process for preparing 2-amino-5-cyanobenzoic acid derivatives
DU PONT2 citations62
US9162973B2Oct 20, 2015
Method for preparing 2-aminobenzamide derivatives
DU PONT2 citations61
US6063932AMay 16, 2000
Process and intermediates for the preparation of oxazoline derivatives
DU PONT1 citations52
US5705639AJan 6, 1998
Process to prepare herbicidal bicyclic triazoles
DU PONT0 citations52
US4917719AApr 17, 1990
Herbicidal isothiazole derivatives
DU PONT0 citations52
US4767445AAug 30, 1988
Herbicidal ortho-(azinyl)-benzenesulfonamides
DU PONT0 citations52
US4693744ASep 15, 1987
Herbicidal ortho-(azinyl)-benzenesulfonamides
DU PONT0 citations52
US4639265AJan 27, 1987
Thiophene or furan herbicides
DU PONT0 citations52
US9604962B2Mar 28, 2017
Fungicidal azocyclic amides
DU PONT0 citations51