Inventor · disambiguated record
Donald G. Gruett
Also filed as: GRUETT DONALD G
14 granted patents·339 citations·filing 1973–2006
94Inventor score
Files withOIL-RITE CORP14
Top patents by PatentIndex Score
14 records- 0192US4529514AFilter assembly with shut off and filter element thereforOIL RITE CORP·Filed 1983·Granted Jul 16, 1985·76 cites·4 claims
- 0281US6164924APiston and drive assembly for use in a pumpOIL RITE CORP·Filed 1998·Granted Dec 26, 2000·42 cites·29 claims
- 0381US5323653AFluid level detection apparatusOIL RITE CORP·Filed 1993·Granted Jun 28, 1994·50 cites·14 claims
- 0476US4784584AMetering deviceOIL RITE CORP·Filed 1987·Granted Nov 15, 1988·33 cites·4 claims
- 0574US4784578AMetering deviceOIL RITE CORP·Filed 1988·Granted Nov 15, 1988·30 cites·8 claims
- 0665US5961299AFluid injector pump with interchangeable reservoirOIL RITE CORP·Filed 1997·Granted Oct 5, 1999·25 cites·25 claims
- 0760US7118352B2Hydraulic metering deviceOIL RITE CORP·Filed 2003·Granted Oct 10, 2006·7 cites·6 claims
- 0856US7600984B2Hydraulic metering deviceOIL RITE CORP·Filed 2006·Granted Oct 13, 2009·2 cites·8 claims
- 0956US5638920AAir tool lubricatorOIL RITE CORP·Filed 1995·Granted Jun 17, 1997·21 cites·15 claims
- 1053US4577728ALubricant metering valveOIL RITE CORP·Filed 1984·Granted Mar 25, 1986·12 cites·3 claims
- 1152US5253984AApparatus for dispensing a liquid on a remote objectOIL RITE CORP·Filed 1992·Granted Oct 19, 1993·17 cites·6 claims
- 1250US6071097ASingle-piece piston for use in a pneumatically-activated pumpOIL RITE CORP·Filed 1997·Granted Jun 6, 2000·14 cites·15 claims
- 1336US5984652ASingle-piece piston with central bore for use in a pneumatically-activated pumpOIL RITE CORP·Filed 1997·Granted Nov 16, 1999·7 cites·16 claims
- 1433US4034831AOiler assemblyOIL RITE CORP·Filed 1973·Granted Jul 12, 1977·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →