| Patents for A01B 33 - Tilling implements with rotary driven tools (4,271) |
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| 07/22/1998 | CN2286366Y Four edge blade for cleaning stubble |
| 07/15/1998 | CN2285955Y Multipurpose energy-saving stubble cleaner |
| 07/08/1998 | CN2285545Y Blade mounting plate for stubble cleaner |
| 07/01/1998 | EP0850553A2 A soil supporting member |
| 07/01/1998 | CN2285046Y Roller with cutter |
| 06/16/1998 | US5765649 Implement for loosening soil in an environment including sugar cane mulch |
| 06/10/1998 | EP0846780A2 A method of making a self-sharpening metallic cutting blade or a cultivator swep and a cutting blade or a cultivator sweep |
| 06/09/1998 | CA2220608A1 Method of surface hardening a cutting blade and self-sharpening blade |
| 05/27/1998 | CN2282325Y Four-ridge stubble cleaner |
| 05/20/1998 | CN2281627Y Farming machine group for paddy field |
| 05/07/1998 | WO1998018310A2 Soil tilling machine |
| 05/07/1998 | DE19730315A1 Cultivating machine |
| 04/15/1998 | CN2278332Y Forward and reverse rotating device for rotavator |
| 04/14/1998 | US5737859 Earth leveling apparatus |
| 04/08/1998 | CN2277620Y Combined structure of multiple head-bent ploughs |
| 04/04/1998 | CA2184012A1 Soil-stirrer |
| 03/18/1998 | CN2276243Y Improved rotary cultivator transmission |
| 03/17/1998 | US5727637 Hitch structure for work machine |
| 03/04/1998 | CN2275324Y Rotavator for paddy field and dry land |
| 02/26/1998 | DE19633775A1 Soil cultivator |
| 02/26/1998 | DE19633774A1 Soil cultivator |
| 02/25/1998 | CN2274863Y Small power-driven rotary plow |
| 02/03/1998 | US5713420 Convertible garden tiller |
| 01/21/1998 | CN2272643Y Shell and blade roller for inverse stubble cleaning rotary tiller |
| 01/21/1998 | CN2272642Y Soil loosening tool |
| 01/21/1998 | CN1171030A Universal, retrofittable powerhead for small gasoline engine power implements |
| 01/06/1998 | US5704201 Implement carrier and method for using |
| 12/31/1997 | CN2271232Y Rotary cultivator mounted on walking tractor |
| 11/26/1997 | EP0808556A1 Suspension and driving arrangement for implements mounted on one or either side of a carrier vehicle |
| 11/26/1997 | CN2268371Y Straw cutter suspended in front |
| 11/26/1997 | CN2268361Y Thench digger with horizontal curved coulter |
| 11/26/1997 | CN2268360Y Rotating plough |
| 11/25/1997 | US5690180 Horizontal-axis cutter for soil cultivation |
| 11/12/1997 | CN1164314A Rotary tiller for ridge land |
| 10/29/1997 | EP0802717A2 Universal, retrofittable powerhead for small gasoline engine power implements |
| 10/21/1997 | US5678639 To be carried by a motorized vehicle |
| 10/09/1997 | WO1997036469A1 Ground clearing apparatus and method for transporting same |
| 10/07/1997 | US5673757 Ground opening device |
| 09/24/1997 | CN2262792Y Standing-sitting type double shaft screw paddy field cultivator |
| 09/17/1997 | CN1159280A Suspension device for cultivator |
| 09/16/1997 | US5667019 Soil treating device |
| 09/10/1997 | EP0793906A2 A rotary harrow |
| 09/10/1997 | EP0793410A1 Cultivator |
| 09/10/1997 | CN1159140A Rotary cultivator and cultivating method |
| 09/03/1997 | EP0792435A1 Aggregate for obstacle removal |
| 08/20/1997 | CN2259740Y Medium transmission horizontal rotary tilling machine with improved tilling depth |
| 08/13/1997 | CN2259240Y Cutter blade flat steel |
| 08/06/1997 | CN2258688Y Intermediate transmission rotavator having immature soil free tilling blade |
| 08/06/1997 | CN2258687Y Driven loosener |
| 07/16/1997 | CN2257639Y Caterpillar rotary cultivator for paddy field and dry darmland |
| 07/09/1997 | EP0782379A1 Circular harrow |
| 06/25/1997 | EP0780047A1 Rotary cultivator and cultivating method |
| 06/11/1997 | CN2255713Y Stubble cutter |
| 05/27/1997 | US5632345 Rototiller skirt assembly |
| 05/27/1997 | US5632344 For attachment to a tractor for use in cultivating rows of plants |
| 05/22/1997 | DE19621702A1 Portable or wheel driven electric soil cultivator |
| 05/21/1997 | EP0774200A1 Farm working machine |
| 05/07/1997 | EP0771520A1 A rotary harrow |
| 05/07/1997 | CN2253562Y Vertical rotary cultivator |
| 04/30/1997 | CN2253104Y Stubble cleaner |
| 04/23/1997 | CN2252483Y Ridge culture machine |
| 04/23/1997 | CN1147894A Tilling shaft for power tiller |
| 04/22/1997 | US5622123 Process and apparatus for killing soil pathogens |
| 03/26/1997 | CN2250004Y 旋耕机 Rotary machine |
| 03/19/1997 | EP0763314A1 Cultivator |
| 03/12/1997 | EP0761083A1 Soil working apparatus |
| 03/12/1997 | EP0761079A1 Soil working machine |
| 03/12/1997 | EP0761077A1 Soil working device |
| 03/06/1997 | DE19634860A1 Motorised rotary cultivator |
| 03/01/1997 | CA2184396A1 Tilling shaft for power tiller |
| 02/19/1997 | CN2247406Y Self-propelled baby rotavator |
| 02/19/1997 | CN2247405Y Small tilling and soil-working machine for paddy field and dry farmland |
| 02/12/1997 | CN2246886Y Rotary cultivator with arc-shaped harrow bar |
| 02/05/1997 | CN1141715A Backing device of power tilling machine |
| 01/02/1997 | DE19522821A1 Extra fitment for rotary cultivators, garden tractors etc. |
| 12/27/1996 | EP0749676A1 Soil working device |
| 12/25/1996 | CN2243162Y Two wheel rototiller for paddy field |
| 12/18/1996 | CN2242563Y Intermediat transmission rotary tillage machine of 25-40 horse power grade |
| 12/11/1996 | CN2241963Y Transmission for rotary tilling machine |
| 12/10/1996 | US5582256 Wheel blocking for an implement for ground treatment |
| 12/05/1996 | DE3448524C2 Tractor drawn multiple rotor harrow |
| 12/03/1996 | US5579851 Ground engaging roller for a field implement |
| 11/28/1996 | WO1996037092A1 Farm working machine |
| 11/13/1996 | CN2239694Y Portable stubble grinder |
| 11/12/1996 | US5573069 For pulverizing compacted surfaces |
| 11/06/1996 | CN2239122Y Paddy field cultivator |
| 10/31/1996 | DE19616816A1 Reverse drive for motorised rotary cultivator |
| 10/31/1996 | DE19515483A1 Tractor-drawn meadow cultivator |
| 10/29/1996 | US5569119 Implement for ground treatment with a dead-man safety |
| 10/24/1996 | DE19514454A1 Rotary milling machine used in forestry |
| 10/24/1996 | DE19506497A1 Hand operated motorised universal equipment for garden and land cultivation |
| 10/17/1996 | DE19512714A1 Embankment profiling attachment for mounting on vehicle |
| 10/16/1996 | EP0737415A2 Agricultural tine |
| 10/15/1996 | CA2045417C Mulching apparatus |
| 10/08/1996 | US5562166 Garden tiller |
| 10/01/1996 | US5560432 Steering clutch for small agricultural implements |
| 09/26/1996 | DE3448546C2 Cultivator attachment for tractor |
| 09/11/1996 | EP0730818A1 Incroved seed planting device, sowing machine for preparing a seedbed and for sowing using the device |
| 09/11/1996 | CN2234681Y Rotary cultivator |
| 08/29/1996 | WO1996014218A3 Universal, retrofittable powerhead for small gasoline engine power implements |