Inventor · disambiguated record
David R. Smith
Also filed as: SMITH DAVID · SMITH DAVID R · SMITH DAVID RICHARD
19 granted patents·9 pending applications·285 citations·filing 1995–2021
95Inventor score
Files withUNVERFERTH MFG CO INC21PETERSEN BRIAN JAMES2UNVERFERTH MFG CO2MAENLE WILLIAM C1SMITH DAVID1
Top patents by PatentIndex Score
28 records- 0193US8221047B2Seed carrier with pivoting conveyorPETERSEN BRIAN JAMES·Filed 2008·Granted Jul 17, 2012·26 cites·34 claims
- 0292US8967940B2Seed carrier with pivoting conveyorPETERSEN BRIAN JAMES·Filed 2012·Granted Mar 3, 2015·13 cites·23 claims
- 0390US7690499B2Tube conveyor with sealing belt edgesUNVERFERTH MFG CO INC·Filed 2008·Granted Apr 6, 2010·23 cites·9 claims
- 0482US6209880B1Auger hopper sealUNVERFERTH MFG CO INC·Filed 1999·Granted Apr 3, 2001·40 cites·6 claims
- 0581US8870210B2All wheel 180-degree steer transportSMITH DAVID R·Filed 2011·Granted Oct 28, 2014·9 cites·15 claims
- 0675US6796762B2Boom and linkage mechanism for skid-steer loaderUNVERFERTH MFG CO INC·Filed 2003·Granted Sep 28, 2004·27 cites·8 claims
- 0775US6257343B1Compact folding row markerUNVERFERTH MFG CO INC·Filed 2000·Granted Jul 10, 2001·21 cites·11 claims
- 0874US2022234818A1Seed carrier with pivoting conveyorUNVERFERTH MFG CO INC·Filed 2021·Application pending·0 cites
- 0973US8960512B2Cast back clamp and mounting componentMAENLE WILLIAM C·Filed 2011·Granted Feb 24, 2015·9 cites·18 claims
- 1072US5575225AAir-powered apparatus for filling grain drills and method of using sameUNVERFERTH MFG CO·Filed 1995·Granted Nov 19, 1996·58 cites·24 claims
- 1171US9554500B2Gravitational latch for wing lift wheelsSMITH DAVID·Filed 2008·Granted Jan 31, 2017·7 cites·6 claims
- 1271US7537198B2Direct double-acting in-line shut-off gate valveUNVERFERTH MFG CO INC·Filed 2006·Granted May 26, 2009·6 cites·11 claims
- 1370US9581202B2Tilling implement and bearing assembly for use therewithUNVERFERTH MFG CO INC·Filed 2015·Granted Feb 28, 2017·1 cites·15 claims
- 1470US9316260B2Tilling implement and bearing assembly for use therewithUNVERFERTH MFG CO INC·Filed 2013·Granted Apr 19, 2016·2 cites·8 claims
- 1570US2020399054A1Seed carrier with pivoting conveyorUNVERFERTH MFG CO INC·Filed 2020·Application pending·0 cites
- 1669US6089329AImplement wing weight transfer apparatusUNVERFERTH MFG CO·Filed 1999·Granted Jul 18, 2000·27 cites·11 claims
- 1757US9745123B2Seed carrier with pivoting conveyorUNVERFERTH MFG CO INC·Filed 2015·Granted Aug 29, 2017·0 cites·21 claims
- 1854US2019241357A1Seed carrier with pivoting conveyorUNVERFERTH MFG CO INC·Filed 2019·Application pending·0 cites
- 1951US2018050865A1Seed carrier with pivoting conveyorUNVERFERTH MFG CO INC·Filed 2017·Application pending·0 cites
- 2048US9930825B2Appartus for resizing one or more particlesUNVERFERTH MFG CO INC·Filed 2015·Granted Apr 3, 2018·0 cites·12 claims
- 2146US9840121B2Suspension axleUNVERFERTH MFG CO INC·Filed 2015·Granted Dec 12, 2017·0 cites·22 claims
- 2246US6978612B2Utility device having hydraulic circuit for multi-function valveUNVERFERTH MFG CO INC·Filed 2003·Granted Dec 27, 2005·4 cites·17 claims
- 2345US2014227069A1Transfer conveyor and farm implement for transporting sameUNVERFERTH MFG CO INC·Filed 2013·Application pending·0 cites
- 2444US2010068021A1Combination Seed or Grain CarrierUNVERFERTH MFG CO INC·Filed 2009·Application pending·0 cites
- 2542US6272824B1Header transport lower rest bracket assemblyUNVERFERTH MFG CO INC·Filed 1999·Granted Aug 14, 2001·12 cites·11 claims
- 2642US2015237803A1Transfer Conveyor and Farm Implement For Transporting SameUNVERFERTH MFG CO INC·Filed 2015·Application pending·0 cites
- 2739US2014061249A1Chemical Applicator for Farming ApplicationsUNVERFERTH MFG CO INC·Filed 2013·Application pending·0 cites
- 2835US2017049038A1Farm implement for tilling soilUNVERFERTH MFG CO INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →