Assignee
ACRA PLANT
US·16 granted patents·610 citations·filing 1976–1994
Top patents by PatentIndex Score
16 records- 0194US4269274AStreamlined wear-resistant deep tillage toolACRA PLANT·Filed 1979·Granted May 26, 1981·48 cites·1 claims
- 0293US4295532APlanter with cooperating trash clearing discsACRA PLANT·Filed 1979·Granted Oct 20, 1981·114 cites·9 claims
- 0392US5255617ARidge preparation tool for seed planting equipmentACRA PLANT·Filed 1992·Granted Oct 26, 1993·112 cites·11 claims
- 0487US4598654AFurrow opener and follower bladeACRA PLANT·Filed 1984·Granted Jul 8, 1986·74 cites·23 claims
- 0585US4033271AApparatus for subsoil applicationACRA PLANT·Filed 1976·Granted Jul 5, 1977·41 cites·6 claims
- 0676US5415236ASubsoiler having rearwardly disposed soil fracturing structureACRA PLANT·Filed 1994·Granted May 16, 1995·30 cites·24 claims
- 0774US4867248AShank mounting assembly for soil opening pointACRA PLANT·Filed 1987·Granted Sep 19, 1989·24 cites·11 claims
- 0873US4425973ATrash clearing disc assembly for plantersACRA PLANT·Filed 1981·Granted Jan 17, 1984·36 cites·7 claims
- 0969US4483401ATrash clearing assembly for farm implementsACRA PLANT·Filed 1982·Granted Nov 20, 1984·31 cites·11 claims
- 1065US4446927AGround penetrating tool for farm implement shanksACRA PLANT·Filed 1982·Granted May 8, 1984·17 cites·12 claims
- 1162US5165487ADeep ripper pointACRA PLANT·Filed 1991·Granted Nov 24, 1992·20 cites·6 claims
- 1261US4773340ASubsoil applicatorACRA PLANT·Filed 1986·Granted Sep 27, 1988·27 cites·19 claims
- 1353US4321972ASeed planter furrow opener and follower thereforACRA PLANT·Filed 1980·Granted Mar 30, 1982·16 cites·8 claims
- 1442US5370070ANarrow profile soil opening device for agricultural material placementACRA PLANT·Filed 1992·Granted Dec 6, 1994·14 cites·16 claims
- 1541USD335132SReplaceable deep tillage pointACRA PLANT·Filed 1991·Granted Apr 27, 1993·4 cites·1 claims
- 1635USD341839SReplaceable tillage pointACRA PLANT·Filed 1991·Granted Nov 30, 1993·2 cites·1 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →