Inventor · disambiguated record
Melvin A. Zehr
Also filed as: ZEHR MELVIN A
8 granted patents·239 citations·filing 1990–2001
88Inventor score
Top patents by PatentIndex Score
8 records- 0195US6045072ASlotted hammermill hammerDIAMOND Z MANUFACTURING·Filed 1999·Granted Apr 4, 2000·108 cites·7 claims
- 0292US4997135AGrinding apparatusZEHR MELVIN A·Filed 1990·Granted Mar 5, 1991·71 cites·13 claims
- 0362US6006921ATransportable trommel assemblyDIAMOND Z MANUFACTURING CO INC·Filed 1998·Granted Dec 28, 1999·24 cites·17 claims
- 0462US5720440ACover rotating drum grinding machineDIAMOND Z MANUFACTURING·Filed 1996·Granted Feb 24, 1998·21 cites·13 claims
- 0558US6786439B2Retractable rod screensDIAMOND Z MFG·Filed 2001·Granted Sep 7, 2004·4 cites·23 claims
- 0647US6962300B2Stationary cone over tubDIAMOND Z MFG·Filed 2001·Granted Nov 8, 2005·1 cites·7 claims
- 0742US6783090B2Bearing shear blockDIAMOND Z MFG·Filed 2001·Granted Aug 31, 2004·0 cites·23 claims
- 0842US5590842AConveyor with extending shroudFiled 1995·Granted Jan 7, 1997·10 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →