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Superstar singer Michael Jackson co-patented a "Method and means for creating anti-gravity illusion" in 1993.
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| Number | Title | Issue Date |
| 5765655 | Combinational weighing machine with a discharge chute having article guiding surface A combinational weighing machine has not only a plurality of weighing devices for weighing articles and outputting signals indicative of their weight values and a control system for calculating combinations of the weight values, selecting a combination of... | 06/16/1998 |
| 5677517 | Gravimetric weighing hopper In a gravimetric weighing hopper, an infeed chute on the fixed hopper frame and a removable annular wall supported by a load cell are formed with respective annular edges which are angled relative to their aligned axes or are correspondingly notched or ot... | 10/14/1997 |
| 5627346 | Plant for continuous mixing and homogenization The new invention is directed to a continuous mixing and homogenizing plant, particularly for mill products. In so doing, the simultaneity of the mixing of all raw components in a pre-mixing space 8 is ensured in particular, so that subsequent continuous ... | 05/06/1997 |
| 5121775 | Portable apparatus for filling bags with material to a preselected weight A bag filling apparatus includes a hopper for receiving raw material. The hopper feeds the material through an opening to a conveyor belt for transporting the material to a bagging head. The bagging head includes a gate having two positions for selectivel... | 06/16/1992 |
| 5022444 | Apparatus for filling predetermined quantities of material into containers Apparatus for filling containers alternately with predetermined quantities of material has two container positions to be fed alternately and a material guide arrangement with alternative outlets that supply the material to containers at these two position... | 06/11/1991 |
| 4534429 | Combinatorial weighing apparatus A combinatorial weighing apparatus for weighing out articles includes a base having a top surface which is quadrangular in shape, and a plurality of weighing hoppers mounted on the base, side by side, horizontally along a substantially straight line. Moun... | 08/13/1985 |
| 4191294 | Empty capsule ejector An apparatus for separating slack-filled capsules from properly filled capsules having the same surface area comprising: an endless conveyor belt; means for continuously moving the belt on which is contained at least a single layer of capsules; an inclined pla... | 03/04/1980 |
