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Thomas Watson, chairman of IBM ; 1943
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| Number | Title | Issue Date |
| 7322424 | Crop separating harvester A crop separating harvester includes a primary crop path having an apex, a forced air supply tangentially positioned to the crop path from a bottom side of the apex, and a crop retrieval member, wherein said crop retrieval member is separated from said apex a predet... | 01/29/2008 |
| 7007449 | Onion harvester with leaf topper An orientation system for vegetables includes a plurality of rotating rollers that both pull the vegetable into an inverted position, with leafy top down, and advance the vegetable along the length of the rollers to deliver the vegetables to a cutting system. The or... | 03/07/2006 |
| 6484810 | Mechanical harvester for harvesting bulb crops A mechanical harvester for harvesting, topping and sacking bulb crops, such as onions. The harvester extracts the onions from the ground and transports them rearward to a cutting assembly by conveyor systems that drop out small onions, dirt, rocks and deb... | 11/26/2002 |
| 6443234 | Bulbous onion harvester and trimmer In a field harvester and trimmer for root crops having foliage tops growing from the crowns of the crop to be harvested and trimmed, such as large bulbous onions, turnips, parsnips and rutabagas, consisting of a movable vehicle having at least a forward m... | 09/03/2002 |
| 6073701 | Topping and digging device for root vegetable harvesting machines A root vegetable harvesting machine has a root vegetable topping and digging unit attached at the front. The root vegetable topping and digging unit is divided into at least two root vegetable topping and digging elements which can be carried by a main fr... | 06/13/2000 |
| 5350020 | Multi-crop harvester/windrower implement A multi-crop harvester/windrower farm implement may be pushed before a tractor or harvester, to harvest and/or windrow a crop. The implement includes a frame having a plurality of horizontal arms at ground level, which support and position a crop dissocia... | 09/27/1994 |
| 4373589 | Harvesting apparatus for onions Onion harvesting apparatus comprising a wheeled chassis arranged to be coupled to driving apparatus, a produce receiving hopper, conveyor apparatus for raising produce from the hopper, precleaning apparatus, trimming apparatus and apparatus for operating ... | 02/15/1983 |