Inventor · disambiguated record
Edward Vezirian
Also filed as: VEZIRIAN EDWARD
29 granted patents·694 citations·filing 1974–2012
97Inventor score
Top patents by PatentIndex Score
29 records- 0196US4854368ALost foam casting methodVEZIRIAN EDWARD·Filed 1988·Granted Aug 8, 1989·42 cites·11 claims
- 0296US4221270ADrag bitSMITH INTERNATIONAL·Filed 1978·Granted Sep 9, 1980·135 cites·3 claims
- 0393US8201646B2Method and apparatus for a true geometry, durable rotating drill bitVEZIRIAN EDWARD·Filed 2009·Granted Jun 19, 2012·22 cites·42 claims
- 0491USD304514SCommunion cupVEZIRIAN EDWARD·Filed 1986·Granted Nov 7, 1989·41 cites·1 claims
- 0577US4145094ARotary rock bit and method of making sameSMITH INTERNATIONAL·Filed 1977·Granted Mar 20, 1979·38 cites·21 claims
- 0675US8439134B2Method and apparatus for a true geometry, durable rotating drill bitVEZIRIAN EDWARD·Filed 2012·Granted May 14, 2013·3 cites·4 claims
- 0773US4266622ARotary rock bit and method of making sameSMITH INTERNATIONAL·Filed 1979·Granted May 12, 1981·18 cites·4 claims
- 0871US4703849AVending packageVEZIRIAN EDWARD·Filed 1987·Granted Nov 3, 1987·36 cites·4 claims
- 0969US4350060AMethod of making a rotary rock bitSMITH INTERNATIONAL·Filed 1980·Granted Sep 21, 1982·22 cites·10 claims
- 1068US4776599ADynamic packing ring seal systemVEZIRIAN EDWARD·Filed 1987·Granted Oct 11, 1988·38 cites·3 claims
- 1165US4499642AComposite bearingSMITH INTERNATIONAL·Filed 1981·Granted Feb 19, 1985·21 cites·3 claims
- 1263US3964605AProtective container package for a rock drill bit assemblySMITH INTERNATIONAL·Filed 1974·Granted Jun 22, 1976·23 cites·13 claims
- 1362US4819517ASelected bearing couple for a rock bit journal and method for making sameVEZIRIAN EDWARD·Filed 1988·Granted Apr 11, 1989·20 cites·2 claims
- 1460US8601908B2Method and apparatus for a true geometry, durable rotating drill bitVEZIRIAN EDWARD·Filed 2012·Granted Dec 10, 2013·1 cites·5 claims
- 1560US4623027AUnsegmented rotary rock bit structure and hydraulic fittingVEZIRIAN EDWARD·Filed 1985·Granted Nov 18, 1986·30 cites·9 claims
- 1659US4620803AFriction bearing coupleVEZIRIAN EDWARD·Filed 1985·Granted Nov 4, 1986·28 cites·2 claims
- 1756US4486104AComposite bearingSMITH INTERNATIONAL·Filed 1983·Granted Dec 4, 1984·16 cites·9 claims
- 1855US4744270AMethod for thermally fitting hard teeth in rock bitsVEZIRIAN EDWARD·Filed 1987·Granted May 17, 1988·14 cites·5 claims
- 1954US4168923AElectron beam welding of carbide insertsSMITH INTERNATIONAL·Filed 1977·Granted Sep 25, 1979·16 cites·15 claims
- 2053US5040623AControlled true geometry rock bit with one piece bodyVEZIRIAN EDWARD·Filed 1990·Granted Aug 20, 1991·26 cites·5 claims
- 2153US4325439ADiamond insert stud for a drag bitSMITH INTERNATIONAL·Filed 1979·Granted Apr 20, 1982·16 cites·2 claims
- 2250US4684015AVending packageVEZIRIAN EDWARD·Filed 1986·Granted Aug 4, 1987·21 cites·4 claims
- 2350US4176724ARotary rock bit and method of making sameSMITH INTERNATIONAL·Filed 1977·Granted Dec 4, 1979·14 cites·31 claims
- 2448US4444518ARock bit cone retention meansSMITH INTERNATIONAL·Filed 1982·Granted Apr 24, 1984·13 cites·4 claims
- 2545US4596472AThrust bearing and axial retainer system for rotary cone rock bits and method for assembling sameVEZIRIAN EDWARD·Filed 1985·Granted Jun 24, 1986·11 cites·24 claims
- 2636US4643792AMethod for chemically structuralizing telescopic jointsVEZIRIAN EDWARD·Filed 1985·Granted Feb 17, 1987·6 cites·10 claims
- 2735US5024539AFriction bearing and cone retention thrust system for a rock bitVEZIRIAN EDWARD·Filed 1990·Granted Jun 18, 1991·9 cites·5 claims
- 2835US4753706AMethod for chemically structuralizing telescopic jointsVEZIRIAN EDWARD·Filed 1986·Granted Jun 28, 1988·6 cites·8 claims
- 2933US4506997ARock bit cone retentionSMITH INTERNATIONAL·Filed 1983·Granted Mar 26, 1985·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →