"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7621343 | Steerable drilling system and method A bottom hole assembly 10 for drilling a deviated borehole includes a positive displacement motor (PDM) 12 or a rotary steerable device (RSD) 110 having a substantially uniform diameter motor housing outer surface without stabilizers extending r... | 11/24/2009 |
| 7621226 | System and method for recycling waste into energy A system for recycling solid waste into energy includes a heated enclosure 66, one or more input conveyors 60, 67 move waste materials through the heated enclosure, provide a flow line with a temperature gradient of at least 150 F.°, and mechanically ... | 11/24/2009 |
| 7616873 | Thermo-plastic heat exchanger A flow-through instantaneous fluid heater system is designed to satisfy the need for a heater not limited by being connected to a storage tank and which can be made using a plastic casing, incorporating cool-down when out of service and with features of venting and ... | 11/10/2009 |
| 7614396 | Self-cleaning exhaust system and method A self-cleaning exhaust system including a top, a front wall, a rear wall, and side walls extending between the rear wall and the front wall. A baffle depending from the top intermediate the front wall and the rear wall. A plate extending forwardly from the rear wal... | 11/10/2009 |
| 7578100 | Structural wind protective system and method A system and method for protecting a structure from wind damage utilizes a netting 12 positioned over the roof of the structure and a plurality of ground anchors 16, 17 at least partially below ground level and spaced from the structure. A plurality of... | 08/25/2009 |
| 7055455 | Seasoning system and method An improved seasoning system 10, 11, 13 uniformly coats a food product with the desired amount of seasoning, with the seasoning rate preferably being controlled as a function of the product volume signals from the sensors 26, 34, 108 and 110. Th... | 06/06/2006 |
| 6840664 | Tumble drum for mixing food product An improved tumble drum is provided for mixing one food product with another food product, and includes a rotating tumble drum for rotating the products about a drum axis of rotation, with the drum having a product input in one end and a product output in an axial o... | 01/11/2005 |
| D591008 | Game feeder support | 04/21/2009 |
| 7481594 | Weighted scrub brush A weighted scrub brush has a brush head defining a leading end, a trailing end, a pair of laterally opposing ends, a downwardly facing bristle support surface, and an upwardly opening weight recess. A weight having first and second opposing ends is removably positio... | 01/27/2009 |