Bizarre Patents
Pizza Pie With Concentric Rings of Crust
A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.
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| Number | Title | Issue Date |
| 6611850 | Method and control apparatus for file backup and restoration The backup/restore method as described in this invention has a "backup copy generating process" to generate backup copy(ies) and a "restore process" to restore the original file(s) from the backup copy(ies) generated by the "backup copy generating process... | 08/26/2003 |
| 6610993 | Load port door assembly with integrated wafer mapper An apparatus for determining the presence or absence of wafers in a cassette, i.e. a wafer mapper, is integrated with a door assembly in a load port interface that separates a process environment from an operator environment. In one orientation, a port co... | 08/26/2003 |
| 6561231 | Method for filling acoustic implantable transducers Methods for filling transducers of a fully implantable hearing aid system with liquids having either a high or a low vapor pressure are described. Methods are also described for avoiding damage to transducers during their testing and shipment.... | 05/13/2003 |
| 6504735 | Regulated voltage reducing high-voltage isolated DC/DC converter system A DC-DC converter for converting DC power received from a high-voltage DC power supply to a well-regulated output voltage that is significantly lower than the received voltage. The converter includes a regulated voltage-reduction stage which receives high... | 01/07/2003 |
| 6500060 | Rotary polishing discs and arbors therefor A rotary polishing disc for dental grinding and polishing includes a disc-shaped piece of sheet of abrasive material fixed to a hub. In one embodiment, the hub is a hollow cylinder which is received onto a rotatable arbor. In another embodiment, the hub h... | 12/31/2002 |
| 6494666 | Simplified and enhanced SCARA arm A three DOF SCARA arm, adapted for transporting semiconductor wafers, includes an end-effector assembly at a distal joint of the arm. In one configuration, the end-effector turns a workpiece over. The arm includes a support column having an open column as... | 12/17/2002 |
| 6434879 | Bi-directional, manufacturable, lift-generating mesh bar Mesh cells (30) for machine-made netting (51) use pairs of mesh bars (35) made from a continuous length of material and meet at a common coupler (34). Such mesh bars (35) have a lay with a common direction throughout the length of material. In a zig-zag p... | 08/20/2002 |
| 6396072 | Load port door assembly with integrated wafer mapper A load port interface for determining the presence or absence of wafers in a cassette, i.e. a wafer mapper, is integrated with a port closure assembly in a load port interface separating a process environment from an operator environment. A cover plate an... | 05/28/2002 |
| 6393675 | Method and device for retaining partially rolled-up collapsible containers A device for retaining, in a rolled-up configuration, a portion of a collapsible container that holds a quantity of a product. The method includes forming a roll of a collapsible container holding a quantity of a product. The opening of a U-shaped clip is... | 05/28/2002 |
| 6381336 | Microphones for an implatable hearing aid A implantable sealed microphone (50) includes a diaphragm (52) having a thin central region (54) surrounded by a thicker rim (56). One side of sheet electret material (72) is bonded to the diaphragm (52) while the other side contacts a roughened plate (82... | 04/30/2002 |
| 6359796 | Transient control for converter power supplies An active transient-control circuit included in a power supply responds swiftly to changes occurring in the output-power voltage produced by a power converter to reduce transient changes in the output-power voltage caused by sudden, substantial changes in... | 03/19/2002 |
| 6357164 | Cell design for a trawl system and methods Mesh bars (35, 283) of a trawl (13, 263) include at least a portion having a corkscrew-shaped pitch which exhibits a hydrofoil-like effect. Such mesh bars (35, 283) are preferably formed from a material having a substantially incompressible cross-sectiona... | 03/19/2002 |
| 6305229 | Detecting fatigue from magnetic characteristics Fatigue in a magnetically sensitive detector element (20, 172) can be evaluated using the expression H.infin. log(N). Employing this method, measuring changes in magnetization of the detector element (20, 172) permit predicting fatigue with many practical... | 10/23/2001 |
| 6292852 | High-performance multiple-media duplicating system A multiple-media duplicating system concurrently copies digital data from a master media to several copy media. The system includes a master input/output ("I/O") port and several copy I/O ports equal in number to the number of copy media. A special I/O po... | 09/18/2001 |
| 6239963 | Wafer support with electrostatic discharge bus A wafer support featuring a polymer rack formed of parallel, spaced apart comb structures with spaced apart teeth into which wafers can loosely fit and a shank immediately below the teeth which is connected to lifter shafts. A conductive polymer bus bar r... | 05/29/2001 |
| 6229139 | Handheld document scanner A document transport for a scanner (100) has a flexible, elongated finger (226) disposed adjacent to a document (134), and a force applied to the finger (226) urges teeth (233) on the finger (226) into contact with the document (134) which urges the docum... | 05/08/2001 |
| 6184660 | High-side current-sensing smart battery charger A battery charger IC for controlling operation of a buck converter circuit that includes a series switch and a resistor for sensing battery charging current. The battery charger IC includes a pulse-width-modulation switch drive circuit that, during chargi... | 02/06/2001 |
