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 |
| 5651794 | Dyeing of cellulose Dyed cellulosic regenerated elongate members such as fibers are produced by dyeing the regenerated members with a cationic direct dye after formation but before first drying. A method of producing the dyed elongate members comprises forming a dope contain... | 07/29/1997 |
| 5527178 | Jet assembly A jet assembly for spinning cellulose fibres from a solution of cellulose in an amine oxide solvent in which the jet assembly includes a generally top-hat shaped spinnerette having a series of downwardly directed holes through the base of the spinnerette ... | 06/18/1996 |
| 5503262 | Apparatus for the classification of a pattern for example on a banknote or a coin For the classification of a pattern in particular on a banknote or a coin, a receiving system detects, by a measurement procedure, vectors of a test item, a pre-processing system transforms the measured vectors into local feature vectors ALCi(l) and a lea... | 04/02/1996 |
| 5498879 | Apparatus for the optical recognition of documents by photoelectric elements having vision angles with different length and width An apparatus for the optical recognition of documents (1) extends over the entire width of a transfer plane (3). Regularly disposed photoelectric elements (4), whose optical axes Create a single sensor plane (5) that is perpendicular to transfer plane (3)... | 03/12/1996 |
| 5487567 | Printing method and copy-evident secure document Disclosed is a method of providing a copy-evident feature to documents and the documents produced thereby. The process allows the printing of a novel security design which is difficult to see with the naked eye when casually inspecting the document, but w... | 01/30/1996 |
| 5485264 | High dynamic range OTDR data acquisition circuit An OTDR stores data samples in a predetermined sequence in a memory. Data is read from and written to the memory in the predetermined sequence by application of successive control signals. The stored data is read, added to a correlated sample of a new sig... | 01/16/1996 |
| 5484999 | Dynamically variable machine readable binary code and method for reading and producing thereof A machine readable binary code which is dynamically variable in size, format and density of information is provided. The binary code is formed as a matrix having a perimeter and data contained therein. The perimeter is provided with density indicia for in... | 01/16/1996 |
| 5484508 | Method of making a liquid feedstock from a plurality of pulp sheet stock rolls A method of making feedstock from material supplied in rolls of flexible sheet material which comprises the steps of creating a pluri-layer web of "n" different layers of sheet material, each layer being selected with regard to some known parameter proper... | 01/16/1996 |
| 5479004 | Dynamically variable machine readable binary code and method for reading and producing thereof A machine readable binary code which is dynamically variable in size, format and density of information is provided. The binary code is formed as a matrix having a perimeter and data contained therein. The perimeter is provided with density indicia for in... | 12/26/1995 |
| 5477045 | Dynamically variable machine readable binary code and method for reading and producing thereof A machine readable binary code which is dynamically variable in size, format and density of information is provided. The binary code is formed as a matrix having a perimeter and data contained therein. The perimeter is provided with density indicia for in... | 12/19/1995 |
| 5475610 | Thermal cycler for automatic performance of the polymerase chain reaction with close temperature control An instrument for performing highly accurate PCR employing a sample block in microtiter tray format. The sample block has local balance and local symmetry. A three zone film heater controlled by a computer and ramp cooling solenoid valves also controlled ... | 12/12/1995 |
| 5473151 | Dynamically variable machine readable binary code and method for reading and producing thereof A machine readable binary code which is dynamically variable in size, format and density of information is provided. The binary code is formed as a matrix having a perimeter and data contained therein. The perimeter is provided with density indicia for in... | 12/05/1995 |
| 5473009 | Mold material composition and method for preparing mold A self-hardening mold material composition comprising 100 parts by weight of molding sand, 0.1 to 6 parts by weight of a component (a), 0.1 to 4 parts by weight of a component (b), 0.05 to 2.0 parts by weight of a component (c) as SiO2, and 0.0... | 12/05/1995 |
| 5472738 | Method of providing heat transfer plates with a layer of a surface protecting material The invention is a method for assembling heat transfer plates, introducing a plastic protective material into the plate interspaces as a vapor, and condensing the material on the surfaces of the heat transfer plates.... | 12/05/1995 |
| 5471058 | Anesthesia monitor The invention provides an anesthesia monitor being able to directly make a separation and a determination in real time all components of a gas in which components having the same integer molecular weight exists, more particularly an expiration gas and an ... | 11/28/1995 |
| 5470055 | Baseball and golf hitter's training device A baseball hitter's training device is provided, comprising a base assembly, a height adjustable stanchion on the base assembly and a spring for flexing built into the stanchion. An adjustable seat is for steadying a hitter astride the stanchion, so as to... | 11/28/1995 |
| 5469109 | Method and apparatus for programming anti-fuse devices Improved apparatus and methods for programming anti-fuse devices utilized in programmable semiconductor chips are described. An anti-fuse device circuit is disclosed wherein an anti-fuse device is connected between two programming transistors, and each pr... | 11/21/1995 |
| 5468953 | Dynamically variable machine readable binary code and method for reading and producing thereof A machine readable binary code which is dynamically variable in size, format and density of information is provided. The binary code is formed as a matrix having a perimeter and data contained therein. The perimeter is provided with density indicia for in... | 11/21/1995 |
| 5466255 | Probe for cardiac pacemaker A heart signal sensor 11 is connected by a flexible cord 13 to a catheter 17. The sensor 11 and the catheter 17 are attached to install the sensor in the cardiac wall, and thereafter are disunited and separately attached to the cardiac wall 1. The sensor ... | 11/14/1995 |
| 5465143 | ADP switch and adjustable data acquisition window An OTDR to examine light reflected from an optic fibre has an amplification stage that operates in either a high gain or low gain mode. To avoid saturation of the amplifier in the high gain mode, the trace is examined to identify the location of spikes an... | 11/07/1995 |
| 5464427 | Expanding suture anchor The suture anchor comprises a first main body (11) of a generally cylindrical shape having a front portion (1), a rear portion (2), a longitudinal axis (3), a curved surface (4) with protrusions (5), a central through-going bore (19) extending from said f... | 11/07/1995 |
| 5464415 | Sutureless intestinal anastomosis gun Directing to the difficulties involved in the deep rectal surgery, the present invention relates to a sutureless intestinal anatomosis gun which facilitates the rectal surgery to be performed by entering through the anus and protruding out from the upper ... | 11/07/1995 |
| 5464087 | Transaction systems A transaction system comprises a plurality of components each performing a respective function, the components being interconnected by a serial data bus. Each component can initiate an information exchange operation with any other component. A component m... | 11/07/1995 |
| 5464974 | Dynamically variable machine readable binary code and method for reading and producing thereof A machine readable binary code which is dynamically variable in size, format and density of information is provided. The binary code is formed as a matrix having a perimeter and data contained therein. The perimeter is provided with density indicia for in... | 11/07/1995 |
| 5462151 | Method and apparatus for coin validation A system for validating coins comprises a transmitter coil for transmitting low-frequency electromagnetic radiation through a coin to be validated and a receiver coil for receiving radiation having passed through the coin. An inverting amplifier is provid... | 10/31/1995 |
| 5462149 | Money validators A coin validator checks the measured properties of a tested item against stored ranges to determine whether the tested item is acceptable. Individual sets of ranges can be enabled and disabled, and switched between narrow and wide ranges, in a teach mode ... | 10/31/1995 |
| 5462060 | Methods and apparatus for determining when tachyarrythmia is pace-terminable Methods and apparatus for classifying cardiac rhythm by analyzing sensed atrial and ventricular heartbeats, and determining if the rhythm might be pace-terminable in a given chamber. The method maintains a histogram of the sensed beat interval in the cham... | 10/31/1995 |
| 5462547 | Trochanter stabilization device A device for treating fractures of the neck and shaft of bones such as the femur, which includes a sleeve strap and a trochanter stabilization plate, and is designed so that the stabilization plate can be positioned over a previously installed sleeve stra... | 10/31/1995 |
| 5460182 | Tissue penetrating apparatus and methods A tissue penetrating apparatus including a surgical appliance having a sharp tip for penetrating tissue, a first optical element for emitting one or more selected monochromatic wavelengths of light, and a second optical element for sensing light correspon... | 10/24/1995 |
| 5459992 | System for regulating moisture content in sliver to be fed to spinning frame In a system for feeding slivers from an aging room to a spinning frame room through tubes, a simple method is proposed, capable of maintaining a moisture content of sliver at a predetermined value even though the meandering state of sliver in the tube var... | 10/24/1995 |
| 5461656 | Microwave X-ray source and methods of sterilization An X-ray source that produces X-rays as a result of igniting an electron cyclotron resonance plasma inside a vacuumated dielectric spherical chamber filled with a heavy atomic weight, non-reactive gas or gas mixture at low pressure. The spherical chamber ... | 10/24/1995 |
| 5458536 | Coin mechanisms A coin mechanism having a plurality of coin storage and dispensing assemblies (2, 4; 2', 4'), each one of the assemblies being provided with a plurality of detectors (6, 8; 10; 12, 14) each for detecting a respective parameter of that assembly, characteri... | 10/17/1995 |
| 5458582 | Postoperative anesthetic delivery device and associated method for the postoperative treatment of pain An anesthesia delivery device comprising an elongate flexible tubular member in the form of a hollow suture made of bioabsorbable material, the tubular member having a proximal end portion with a continuous cylindrical side wall and a distal end portion p... | 10/17/1995 |
| 5457246 | Process and arrangement for recovery of polyol production wastes A process and arrangement for separating and recovering polyol production wastes, including polyol, potassium or sodium phosphate and magnesium silicates, is disclosed. According to the invention, the polyol product waste and caustic salt are combined in ... | 10/10/1995 |
| 5456748 | Premix storage hopper A premix storage hopper for storing a hot, viscous, paste-like mixture containing cellulose dispersed in a solution of tertiary amine oxide and water, comprises a vertical contain having a central shaft rotatable about a vertical axis and carrying stirrin... | 10/10/1995 |
| 5452586 | Method for flushing a refrigeration system Certain organic diesters and triesters have been found to be useful as flushing oils in retrofitting CFC-based cooling systems to HFC-based cooling systems. These include compositions of the formulae R1 OOC--Q--COOR2, ##STR1## ... | 09/26/1995 |
| 5449058 | Coin testing device A coin testing device comprising two parts carrying coin sensor elements, the two parts being capable of relative movement apart from each other for access to the space between them. When the parts are closed, their relative positioning is defined by feat... | 09/12/1995 |
| 5448184 | Method and apparatus for programming anti-fuse devices Improved apparatus and methods for programming anti-fuse devices utilized in programmable semiconductor chips are described. An anti-fuse device circuit is disclosed wherein an anti-fuse device is connected between two programming transistors, and each pr... | 09/05/1995 |
| 5447632 | Hydrocyclone plant In a hydrocyclone plant for treating fibre suspensions comprising a multiplicity of hydrocyclone bodies (1) each hydrocyclone body is mounted in a hole in a wall (5) and is sealed to the wall with the aid of a sealing ring (18). According to the invention... | 09/05/1995 |
| 5445641 | Storage and dispensing device for osteosynthetic fixation elements The device for dispensing of bone screws (1) comprises a drum device (3) that can be rotated around its axis (2), with several holes (4) serving as storage chambers for bone screws (1) or other osteosynthesis fixation elements, arranged peripherally and p... | 08/29/1995 |
