Inventor · disambiguated record
Andrew G. Hay
Also filed as: HAY ANDREW G · HAY ANDREW GEORGE
10 granted patents·443 citations·filing 1976–1998
92Inventor score
Top patents by PatentIndex Score
10 records- 0187US6213289B1Multiple channel system, apparatus and method for transporting particulate materialSTAMET INC·Filed 1998·Granted Apr 10, 2001·65 cites·30 claims
- 0285US5551553AAngled disk drive apparatus for transporting and metering particulate materialSTAMET INC·Filed 1993·Granted Sep 3, 1996·60 cites·31 claims
- 0385US5402876AApparatus and method for transporting and metering particulate materials into fluid pressureSTAMET INC·Filed 1993·Granted Apr 4, 1995·49 cites·40 claims
- 0483US5485909AApparatus with improved inlet and method for transporting and metering particulate materialSTAMET INC·Filed 1993·Granted Jan 23, 1996·54 cites·31 claims
- 0583US5355993AGrooved disk drive apparatus and method for transporting and metering particulate materialHAY ANDREW G·Filed 1993·Granted Oct 18, 1994·52 cites·25 claims
- 0683US4238828APosition detecting apparatusSECRETARY INDUSTRY BRIT·Filed 1978·Granted Dec 9, 1980·36 cites·16 claims
- 0780US5497873AApparatus and method employing an inlet extension for transporting and metering fine particulate and powdery materialSTAMET INC·Filed 1993·Granted Mar 12, 1996·61 cites·32 claims
- 0880US5381886AApparatus and method with improved drive force capability for transporting and metering particulate materialFiled 1993·Granted Jan 17, 1995·47 cites·36 claims
- 0958US4052107AHydraulic hammers hydraulically driven impactorSECRETARY INDUSTRY BRIT·Filed 1976·Granted Oct 4, 1977·13 cites·4 claims
- 1039US4121499ASwitching mechanismSECRETARY INDUSTRY BRIT·Filed 1977·Granted Oct 24, 1978·6 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →