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...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7775293 | Furrow closer A furrow closer apparatus has a bracket extending down from an upper forward portion of an implement shank. Right and left spring arms with soil moving elements at lower ends thereof are attached at top ends thereof to right and left coil springs connected by a cros... | 08/17/2010 |
| 7108075 | Seedbed preparation implement having rotary disc with adjustable gang angle A disc gang is provided that is suitable for use as part of a multifunctional seedbed preparation implement or in a standalone disc harrow. The disc gang is configured to permit a gang angle of the disc gang to be adjusted to accommodate differing soil conditions an... | 09/19/2006 |
| 7017675 | One-pass primary tillage machine A one-pass primary tillage machine provides a combination of shallow and deep tillage, residue cutting and mixing, and clod size reduction and leveling of the field to prepare the field for the next planting season. A front group of flat coulters slice through the r... | 03/28/2006 |
| 7000708 | Seedbed preparation implement having rotary disc with adjustable gang angle A disc gang is provided that is suitable for use as part of a multifunctional seedbed preparation implement or in a standalone disc harrow. The disc gang is configured to permit a gang angle of the disc gang to be adjusted to accommodate differing soil conditions an... | 02/21/2006 |
| 6896068 | Tillage implement with indexed harrow A tillage implement includes a hitch adapted for connection to a prime mover. A cultivator section is attached to the hitch. The cultivator section includes a plurality of transversely spaced cultivator members. A tine harrow assembly is connected to the cultivator ... | 05/24/2005 |
| 6655469 | Turf comber A turf combing device. A plurality of spring biased tines are fixedly mounted to rods rotatably mounted to a frame. Pivot arms fixedly mounted to the opposite ends of the rods are pivoted thereby rotating the rods and positioning the tines relative to gro... | 12/02/2003 |
| 6626246 | Tillage implement with one point pin angle adjustment A tine harrow assembly includes a frame member; a plurality of tines pivotally connected to the frame member to permit a rake angle adjustment of the tines. The tines are arranged in a plurality of transversely extending rows and an adjustment mechanism o... | 09/30/2003 |
| 6360827 | Method and apparatus for a transportable box blade assembly An apparatus and method transporting an attachment, such as a box blade assembly, which is secured to a land based vehicle has a box blade and a transporting mechanism. The box blade is made up of two opposing side walls, an open top and bottom, and front... | 03/26/2002 |
| 5988294 | Cultivator A cultivator for towing by an ATV comprises a cultivator frame including a plurality of horizontal parallel tool bars and a pair of side rails interconnecting the tool bars to hold the tool bars at right angels to a direction of forward movement of the fr... | 11/23/1999 |
| 5809915 | Contouring dry land seed drill A seed drill particularly adapted for contouring uneven ground and accommodating rocks, especially where depth of furrow and placement of seed against wet soil is critical, as in dry land farming. Each drill in a set of drills is a separate unit which is ... | 09/22/1998 |
| 5794714 | Finish dirt scraper This invention relates to a dirt leveling device adapted for towing by a tractor which is characterized by one or more chisels attached to a transverse shaft on the front of the dirt leveling device having a rotatable relationship thereto, and a dirt leve... | 08/18/1998 |
| 5769170 | Integrated soil cultivating apparatus An integrated soil cultivation apparatus (20) which is coupled to the rear of a propelling vehicle (21) and can carry out a number of different soil working operations during forward movement, the apparatus comprising a frame; a coupling arrangement (2) a... | 06/23/1998 |
| 4685524 | Reciprocating harrow with parker A tine mounting arrangement for a harrow provides a transverse elongate support member with a plurality of stub shafts extending outwardly therefrom in the same horizontal plane at an angle of 45°. Each stub shaft carries a pair of spring tines with the ... | 08/11/1987 |
| 4615396 | Multiple farm implement actuating system A system for actuating a plurality of farm implements includes a frame adapted to be connected between a tractor and a first farm implement such as a drill. A tool frame, adapted to be connected to one or more additional farm implements, is pivotally susp... | 10/07/1986 |
| 4561504 | Flexible tine harrow for the preparation of seed beds In a flexible tine harrow for the preparation of seed beds and comprising a plurality of individual harrow sections, each of these sections has an intermediate frame which is supported by earth crumbling drums in front of and behind the harrow section and... | 12/31/1985 |
| 4479549 | Ground working implement A ground working implement is disclosed which comprises three rectangular frames connected together by means of hinges. A center frame is provided with a tongue for attachment to a traction device such as a tractor. Each of the frames is provided with a p... | 10/30/1984 |
| 4452315 | Straw and debris deflector for soil opening apparatus Disclosed is an apparatus for deflecting straw and other debris from in front of a soil opening implement used in farming. The straw and debris deflector is particularly useful where the soil is generally not tilled. The straw and debris deflector include... | 06/05/1984 |
| 4446925 | Soil cultivating machine An agricultural apparatus and more specifically a cultivator intended to till the soil for the incorporation of chemical solutions and to prepare it for sowing. This cultivator has a double-wheel-mounted frame capable of being hitched to a tractor, at lea... | 05/08/1984 |
| 4423787 | Harrow A harrow mounted on an earthworking tool works the soil adjacent the tool. The harrow has a clamp assembly mounted on the body of a spring earthworking tool. A pair of coil springs are mounted on the clamp assembly. Each coil spring is connected to a down... | 01/03/1984 |
| 4315547 | Agricultural attachment An attachment for agricultural machines includes a frame having a leading and trailing portion, a first soil-treating unit located at the leading portion of the frame and a second soil-treating unit located at the trailing portion of the frame. Between th... | 02/16/1982 |
| 4304306 | Implement and spring tine mounting therefore A double-coil spring tine is pivotally attached to a channel-shaped mounting bar of a harrow unit by a removable bracket. The portion of the tine connecting the coils is held loosely next to the mounting bar by the bracket so that the entire tine can pivo... | 12/08/1981 |
| 4250970 | Automatic coulter depth control A farm implement has a mobile frame from which is suspended a number of chisel plow shanks and a row of rolling coulters ahead of the plows for cutting crop residue to prevent trash buildup and plugging at the plows. A transverse rock shaft on the frame i... | 02/17/1981 |
| 4227581 | Ground preparing apparatus for no-till planting Ground preparing apparatus for seed planting comprising a frame adapted to be drawn along a field by a tractor or the like connected to the leading end of the frame and with a planting machine connected to the trailing end of the frame. A colter disc rota... | 10/14/1980 |
| 4212254 | Tiller planter with modified seed bed finishing implement A tractor-drawn machine adapted to perform tilling, seed bed preparation, and planting in a single operation, comprises a frame from which plow units, a reel unit, a seed bed finishing implement and seed planting units are mounted seriatim. The attitude o... | 07/15/1980 |
| 4180005 | Tiller planter with modified soil leveling and pulverizing unit A tractor-drawn machine adapted to perform tilling, seed bed preparation, and planting in a single operation, comprises a frame from which plow units, a soil leveling and pulverizing unit, a seed bed finishing implement and seed planting units are mounted... | 12/25/1979 |
| 4135581 | Weeding rod unit for plows A weeding rod unit arranged in combination with a plow which embodies a plowshare and a shank upstanding from the plowshare for attachment to a tractor-drawn tool bar; the weeding rod unit comprising an arm secured to and projecting rearwardly from the sh... | 01/23/1979 |
| 4103628 | Conditioner drill A conditioner drill is disclosed herein which comprises two rows of plow teeth mounted at the front of a rectangular frame. Mounted on the frame behind the plow teeth are a drag plate and a compressor roller. A seed drill is mounted upon the frame behind ... | 08/01/1978 |
| 4037545 | Machine for distributing material Machine for seeding designed to be pulled by a tractor and outfitted with seed drills for depositing of the seeds in the soil. A furrow opener is mounted forward of the seed drill, and a furrow closer is mounted aft of the seed drill. The furrow closer is... | 07/26/1977 |
| 4029155 | Floating mount for agricultural finish tools A trailing floating mount for agricultural finish tools is connected to the wheeled frame of an implement carriage and includes an elongated, longitudinally oriented finish tool draw bar attached to the carriage by a double-stop bracket which allows the b... | 06/14/1977 |
| 4005756 | Lightweight pasture harrow A lightweight pasture harrow for breaking up and scattering piles of manure and like material in a pasture including a shaped wire mesh framework secured to a front crossbar which provides a tow bar for pulling the harrow across a field, or pasture. The w... | 02/01/1977 |
| 3998275 | Earthworking implement and row guide apparatus An earthworking implement mounted on a three-point hitch of a draft vehicle with a hitch assembly. The hitch assembly has L-shaped members mounted in clamps secured to a main transverse beam. A plurality of parallel linkages movably connect a transverse t... | 12/21/1976 |
