Assignee
ACRA PLANT
US16 patents
Top patents by PatentIndex Score
US4598654AJul 8, 1986
Furrow opener and follower blade
ACRA PLANT74 citations95
US5415236AMay 16, 1995
Subsoiler having rearwardly disposed soil fracturing structure
ACRA PLANT30 citations93
US4867248ASep 19, 1989
Shank mounting assembly for soil opening point
ACRA PLANT24 citations92
US4773340ASep 27, 1988
Subsoil applicator
ACRA PLANT27 citations92
US4425973AJan 17, 1984
Trash clearing disc assembly for planters
ACRA PLANT36 citations92
US4269274AMay 26, 1981
Streamlined wear-resistant deep tillage tool
ACRA PLANT48 citations92
US4033271AJul 5, 1977
Apparatus for subsoil application
ACRA PLANT41 citations92
US5255617AOct 26, 1993
Ridge preparation tool for seed planting equipment
ACRA PLANT112 citations91
US4483401ANov 20, 1984
Trash clearing assembly for farm implements
ACRA PLANT31 citations91
US4295532AOct 20, 1981
Planter with cooperating trash clearing discs
ACRA PLANT114 citations91
US4321972AMar 30, 1982
Seed planter furrow opener and follower therefor
ACRA PLANT16 citations73
US5165487ANov 24, 1992
Deep ripper point
ACRA PLANT20 citations72
US4446927AMay 8, 1984
Ground penetrating tool for farm implement shanks
ACRA PLANT17 citations72
US5370070ADec 6, 1994
Narrow profile soil opening device for agricultural material placement
ACRA PLANT14 citations71
USD341839SNov 30, 1993
Replaceable tillage point
ACRA PLANT2 citations61
USD335132SApr 27, 1993
Replaceable deep tillage point
ACRA PLANT4 citations61