Inventor · disambiguated record
David R. Hundeby
Also filed as: HUNDEBY DAVID R · HUNDEBY DAVID ROBERT
28 granted patents·958 citations·filing 1979–2001
98Inventor score
Top patents by PatentIndex Score
28 records- 0194US4346909ATransport mechanism for single and multiple unit pull type implementsMACDON IND·Filed 1979·Granted Aug 31, 1982·55 cites·17 claims
- 0293US6285938B1Primer system for agriculture product distribution machinesFLEXI COIL LTD·Filed 1999·Granted Sep 4, 2001·98 cites·11 claims
- 0392US6164222ARegulator for nurse induction unit on air seedersFLEXI COIL LTD·Filed 1999·Granted Dec 26, 2000·56 cites·13 claims
- 0491US6267067B1Nurse receiver and header for air seedersFLEXI COIL LTD·Filed 1999·Granted Jul 31, 2001·55 cites·37 claims
- 0590US6298797B1Nurse inductor apparatus for air seedersFLEXI COIL LTD·Filed 1999·Granted Oct 9, 2001·89 cites·20 claims
- 0689US6202756B1Forwardly folding agricultural planterFLEXI COIL LTD·Filed 1999·Granted Mar 20, 2001·42 cites·25 claims
- 0788US6289830B2Nurse inductor apparatus for air seedersFLEXI COIL LTD·Filed 2001·Granted Sep 18, 2001·37 cites·14 claims
- 0887US6378619B2Agricultural ground working implement with hydraulic downpressure circuitFLEXI COIL LTD·Filed 2001·Granted Apr 30, 2002·42 cites·16 claims
- 0987US6293352B1Telescoping hitch for planting implementFLEXI COIL LTD·Filed 1999·Granted Sep 25, 2001·50 cites·13 claims
- 1085US6253693B1Nurse adapter for air seedersFLEXI COIL LTD·Filed 1999·Granted Jul 3, 2001·60 cites·19 claims
- 1182US6192994B1Lift assist mechanism for a forwardly folding planting implementFLEXI COIL LTD·Filed 1999·Granted Feb 27, 2001·27 cites·19 claims
- 1281US6044916AAgricultural implement with down-force controlFLEXI COIL LTD·Filed 1997·Granted Apr 4, 2000·48 cites·18 claims
- 1380US6131669AHeadline stop for agricultural planterFLEXI COIL LTD·Filed 1999·Granted Oct 17, 2000·24 cites·20 claims
- 1479US6561283B2Frame support for tillage implementFLEXI COIL LTD·Filed 2001·Granted May 13, 2003·24 cites·19 claims
- 1579US6302220B1Agricultural ground working implement with hydraulic downpressure circuitFLEXI COIL LTD·Filed 1999·Granted Oct 16, 2001·38 cites·3 claims
- 1679US6263977B1Winged agricultural implement with headlands control systemFLEXI COIL LTD·Filed 1999·Granted Jul 24, 2001·40 cites·19 claims
- 1777US5687798ADown-pressure system for agricultural implementFLEXI COIL LTD·Filed 1995·Granted Nov 18, 1997·43 cites·13 claims
- 1876US6068063AHydraulic connection circuit between first and active hydraulic circuitsFLEXI COIL LTD·Filed 1999·Granted May 30, 2000·22 cites·16 claims
- 1974US6397952B1Breakaway for field marker on agricultural implementFLEXI COIL LTD·Filed 1999·Granted Jun 4, 2002·26 cites·12 claims
- 2064US6167972B1Unfold finger for a forwardly folding planting implementFLEXI COIL LTD·Filed 1999·Granted Jan 2, 2001·14 cites·13 claims
- 2163US6189465B1Field marker control system for agricultural plantersFLEXI COIL LTD·Filed 1999·Granted Feb 20, 2001·14 cites·13 claims
- 2255US4840233AAgricultural implement having rock shaft actuated transport wheel framesFLEXI COIL LTD·Filed 1988·Granted Jun 20, 1989·13 cites·22 claims
- 2350US6334492B2Breakaway for field marker on agricultural implementFLEXI COIL LTD·Filed 2001·Granted Jan 1, 2002·4 cites·6 claims
- 2447US5042589AMulti-tine cultivator frame suspension and adjustment mechanismFLEXI COIL LTD·Filed 1990·Granted Aug 27, 1991·14 cites·17 claims
- 2546US4977964AResilient planar framework for supporting multiple groundworking toolsFLEXI COIL LTD·Filed 1989·Granted Dec 18, 1990·8 cites·15 claims
- 2640US5787993AFarm implement, with multi-position settingsFLEXI COIL LTD·Filed 1996·Granted Aug 4, 1998·8 cites·17 claims
- 2734US6263976B1Field marker for agricultural implementFLEXI COIL LTD·Filed 1999·Granted Jul 24, 2001·3 cites·18 claims
- 2832US4858832AAgricultural water cannonFLEXI COIL LTD·Filed 1988·Granted Aug 22, 1989·4 cites·7 claims
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