Inventor · disambiguated record
David Merchant
Also filed as: MERCHANT DAVID · MERCHANT DAVID E
22 granted patents·537 citations·filing 1986–2013
96Inventor score
Files withAUTOMATIC EQUIPMENT MFG COMPANY7AUTOMATIC EQUIPMENT MFG COMPAN3MERCHANT DAVID3RANSOMES AMERICA CORP3EMHART IND2
Top patents by PatentIndex Score
22 records- 0196US5406778AElectric drive riding greens mowerRANSOMES AMERICA CORP·Filed 1994·Granted Apr 18, 1995·206 cites·50 claims
- 0294US5540037AControl system for electric drive riding mowerRANSOMES AMERICA CORP·Filed 1995·Granted Jul 30, 1996·102 cites·39 claims
- 0387US7942435B1Tow barAUTOMATIC EQUIPMENT MFG COMPANY·Filed 2009·Granted May 17, 2011·17 cites·8 claims
- 0485US8056919B1Tow bar and leg latching mechanism thereforHUSTON JAMES·Filed 2011·Granted Nov 15, 2011·14 cites·10 claims
- 0585US5553445ARiding mower with swingout center mower headRANSOMES AMERICA CORP·Filed 1995·Granted Sep 10, 1996·42 cites·7 claims
- 0684US7959180B1Tow barAUTOMATIC EQUIPMENT MFG COMPANY·Filed 2009·Granted Jun 14, 2011·19 cites·16 claims
- 0777US8128116B1Tow bar and releasable lock for tow bar legHUSTON JAMES·Filed 2011·Granted Mar 6, 2012·9 cites·13 claims
- 0875US7988179B1Tow bar having orthogonally-articulated towed-vehicle connectorsAUTOMATIC EQUIPMENT MFG COMPANY·Filed 2009·Granted Aug 2, 2011·12 cites·12 claims
- 0973US8540257B1Dynamic steering stabilizer device for vehiclesMERCHANT DAVID·Filed 2012·Granted Sep 24, 2013·6 cites·12 claims
- 1072US9033357B1Tow bar with a sliding mechanism for converting legs thereof from an aligned tubular structure to an articulated structureAUTOMATIC EQUIPMENT MFG COMPANY·Filed 2013·Granted May 19, 2015·7 cites·3 claims
- 1171US7959179B1Tow bar having lunette ring head and fishtail-reducing cammed equiangularly-oriented tow bar legsAUTOMATIC EQUIPMENT MFG COMPANY·Filed 2009·Granted Jun 14, 2011·9 cites·4 claims
- 1268USD615006SDouble clevis connector for tow barAUTOMATIC EQUIPMENT MFG COMPAN·Filed 2009·Granted May 4, 2010·16 cites·1 claims
- 1365US7976050B1Side-mountable chain-tensioning device for a load-compensating trailer hitchAUTOMATIC EQUIPMENT MFG CO·Filed 2009·Granted Jul 12, 2011·6 cites·11 claims
- 1464US4692838AFire panel with door providing ease of serviceEMHART IND·Filed 1986·Granted Sep 8, 1987·24 cites·7 claims
- 1557US8366137B1Tow bar having leg lock with opposing latch elementsAUTOMATIC EQUIPMENT MFG COMPANY·Filed 2010·Granted Feb 5, 2013·3 cites·6 claims
- 1657US4782333AWater-flow detector with rapid switchingPITTWAY CORP·Filed 1987·Granted Nov 1, 1988·26 cites·14 claims
- 1752US8662523B1Light-weight tow bar and leg lock thereforMERCHANT DAVID·Filed 2011·Granted Mar 4, 2014·2 cites·17 claims
- 1851USRE44948ESide-mountable tensioning device for a load-compensating trailer hitchAUTOMATIC EQUIPMENT MFG COMPANY·Filed 2013·Granted Jun 17, 2014·1 cites·13 claims
- 1949USD612772SPin and pin retainer for tow barAUTOMATIC EQUIPMENT MFG COMPAN·Filed 2009·Granted Mar 30, 2010·7 cites·1 claims
- 2037USD612773SReleasable biased latch device for a tow barAUTOMATIC EQUIPMENT MFG COMPAN·Filed 2009·Granted Mar 30, 2010·3 cites·1 claims
- 2137US4695686AValve supervisory switchEMHART IND·Filed 1986·Granted Sep 22, 1987·5 cites·8 claims
- 2229USD650400STapered latch receiver for a tow barMERCHANT DAVID·Filed 2009·Granted Dec 13, 2011·1 cites·1 claims
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