Inventor · disambiguated record
Calvin Greenstein
Also filed as: GREENSTEIN CALVIN · GREENSTEIN CALVIN K
3 granted patents·66 citations·filing 1999–2006
70Inventor score
Top patents by PatentIndex Score
3 records- 0178US6148748AIn-line seed treating unit for air seedersFLEXI COIL LTD·Filed 1999·Granted Nov 21, 2000·57 cites·16 claims
- 0251US7032527B2Vertical positioner for seed planter having integral locking mechanismCNH CANADA LTD·Filed 2003·Granted Apr 25, 2006·7 cites·10 claims
- 0348US7686096B2Brake system for a towed agricultural implementCNH CANADA LTD·Filed 2006·Granted Mar 30, 2010·2 cites·11 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →