Inventor · disambiguated record
Dan J. Obenland
Also filed as: OBENLAND DAN J
3 granted patents·169 citations·filing 1991–2019
73Inventor score
Files withGREAT PLAINS MFG INC3
Top patents by PatentIndex Score
3 records- 0190US5232054AFront folding no-till drillGREAT PLAINS MFG INC·Filed 1991·Granted Aug 3, 1993·76 cites·22 claims
- 0287US5653292AMethod and apparatus for automatically controlling the soil penetration depth of zone tillage coulters and the likeGREAT PLAINS MFG INC·Filed 1995·Granted Aug 5, 1997·93 cites·30 claims
- 0336US11224158B2Metering device for agricultural productGREAT PLAINS MFG INC·Filed 2019·Granted Jan 18, 2022·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →