Inventor · disambiguated record
Robert A. Hay, Ii
Also filed as: BORUSZEWSKI JOHN S · HAY II ROBERT A · HAY ROBERT A
28 granted patents·412 citations·filing 1974–2005
97Inventor score
Top patents by PatentIndex Score
28 records- 0186US7141310B2Metal matrix composite structure and methodCERAMICS PROCESS SYSTEMS·Filed 2005·Granted Nov 28, 2006·18 cites·14 claims
- 0282US6884522B2Metal matrix composite structure and methodCERAMICS PROCESS SYSTEMS·Filed 2002·Granted Apr 26, 2005·37 cites·11 claims
- 0382US4647213AWaste disposal apparatusDOW CHEMICAL CO·Filed 1980·Granted Mar 3, 1987·27 cites·12 claims
- 0480US4062718AHeat sealing meansDOW CHEMICAL CO·Filed 1976·Granted Dec 13, 1977·34 cites·8 claims
- 0572US4678762AVery smooth and flat polycrystalline alumina substrates from direct firingNORTON CO·Filed 1985·Granted Jul 7, 1987·22 cites·10 claims
- 0669US4952672AMethod for the devolatilization of thermoplastic materialsDOW CHEMICAL CO·Filed 1988·Granted Aug 28, 1990·18 cites·10 claims
- 0768US4968426AFine alpha alumina ultrafiltration membranesNORTON CO·Filed 1989·Granted Nov 6, 1990·25 cites·26 claims
- 0867US4234447AMixing method and container thereforDOW CHEMICAL CO·Filed 1978·Granted Nov 18, 1980·18 cites·8 claims
- 0960US4575100ASeal assembly which is hydraulically actuatedDOW CHEMICAL CO·Filed 1984·Granted Mar 11, 1986·19 cites·10 claims
- 1059US4292019AExtruded plastic foam shaping apparatusDOW CHEMICAL CO·Filed 1980·Granted Sep 29, 1981·18 cites·5 claims
- 1158US5046718AFloating ring labyrinth-type dynamic shaft seal and process for using sameDOW CHEMICAL CO·Filed 1989·Granted Sep 10, 1991·17 cites·23 claims
- 1256US4363684AMethod for the lamination of foam including a reinforcing scrimDOW CHEMICAL CO·Filed 1981·Granted Dec 14, 1982·16 cites·10 claims
- 1354US4940472ACentrifugal devolatilizerDOW CHEMICAL CO·Filed 1989·Granted Jul 10, 1990·18 cites·3 claims
- 1453US4175998AFoam welding apparatusDOW CHEMICAL CO·Filed 1978·Granted Nov 27, 1979·17 cites·6 claims
- 1553US4075264AMethod of insulating a containerDOW CHEMICAL CO·Filed 1976·Granted Feb 21, 1978·11 cites·6 claims
- 1649US5004544AReaction bonded silicon nitride filtration membranesNORTON CO·Filed 1989·Granted Apr 2, 1991·13 cites·23 claims
- 1746US4423767AFlat plate heat exchange apparatusDOW CHEMICAL CO·Filed 1983·Granted Jan 3, 1984·15 cites·4 claims
- 1846US4105026ABowless eyeglasses holderDOW CHEMICAL CO·Filed 1976·Granted Aug 8, 1978·9 cites·6 claims
- 1944US5667344ACVD diamond cutting tools with oriented crystal grain boundariesSAINT GOBAIN NORTON IND CERAMI·Filed 1996·Granted Sep 16, 1997·11 cites·22 claims
- 2043US4759262AApparatus for restraining rotary motion of a motor componentDOW CHEMICAL CO·Filed 1987·Granted Jul 26, 1988·9 cites·4 claims
- 2143US4049852ALaminate preparation and application thereofDOW CHEMICAL CO·Filed 1975·Granted Sep 20, 1977·7 cites·9 claims
- 2242US4368093AHeating elements for thermoplastic laminationDOW CHEMICAL CO·Filed 1981·Granted Jan 11, 1983·7 cites·16 claims
- 2340US4631016AFilm casting apparatus including heat transfer rollDOW CHEMICAL CO·Filed 1985·Granted Dec 23, 1986·8 cites·8 claims
- 2439US4098635AApparatus for insulation of structuresDOW CHEMICAL CO·Filed 1974·Granted Jul 4, 1978·6 cites·7 claims
- 2533US4505662AApparatus for the flexibilization of synthetic resinous foamDOW CHEMICAL CO·Filed 1982·Granted Mar 19, 1985·4 cites·9 claims
- 2630US4225171AElectromagnet tool for retrieving magnetic objects from an earth cavernDOW CHEMICAL CO·Filed 1978·Granted Sep 30, 1980·5 cites·2 claims
- 2727US4499749ATubing perforatorDOW CHEMICAL CO·Filed 1979·Granted Feb 19, 1985·0 cites·12 claims
- 2827US4419167AHeat sealing apparatus and methodDOW CHEMICAL CO·Filed 1982·Granted Dec 6, 1983·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →