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.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8152477 | Electrokinetic pump designs and drug delivery systems One embodiment of the present invention provides a piston assembly having a piston housing filled with an electrolyte; a housing within the piston housing that divides the piston housing into a first portion and a second portion, the housing having apertures, a shaf... | 04/10/2012 |
| 8057191 | Electrokinetic micropump having ion-exchange membranes The invention is directed to the elimination of changes of the chemical composition of a pumped liquid caused by introduction of strange components or by modification of original components. Another object of the invention is to provide the possibility of use of ele... | 11/15/2011 |
| 7914262 | Electrohydrodynamic pump (EHD pump) with electrode arrangement To improve the configuration of electrodes disposed in the fluid channel of EHD pumps, and to reduce of the fluid channel of EHD pumps, as well as to reduce the cost of producing EHD pumps, and to increase the pumping pressure of EHD pumps. A hollow conical metal el... | 03/29/2011 |
| 7887301 | Electro-hydrodynamic micro-pump and method of operating the same Provided is an electrohydrodynamic (EHD) micro-pump and a method of operating the same. The EHD micro-pump includes a plurality of electrodes alternately disposed on a substrate, an insulating layer covering the electrodes on the substrate, a carbon nanotube (CNT) l... | 02/15/2011 |
| 7850432 | Ion pump having emission containment An ion pump having emissions containment. The ion pump includes an anode constructed from a plurality of tubes and a cathode constructed from plates positioned on opposite sides of the anode and positioned apart from the anode. The anode and cathode are positioned w... | 12/14/2010 |
| 7819633 | Sputter ion pump A sputter ion pump includes one vacuum chamber, two parallel anode poles and one cold cathode electron emitter. The vacuum chamber includes at least one aperture located in an outer wall thereof. The two parallel anode poles are positioned in the vacuum chamber and ... | 10/26/2010 |
| 7802970 | Micropump for electronics cooling A micropump including one or more microchannels for receiving a fluid and a plurality of electrodes arranged on a diaphragm and energized in a manner to provide an enhanced electrohydrodynamic flow of fluid through the one or more microchannels. The micropump may be... | 09/28/2010 |
| 7758316 | Ion micro pump A method and apparatus are provided for pumping a gas. The method includes the steps of ionizing the gas, separating the ionized gas into groups of positive and negative ions using positive and negative electric fields and separately pulling the groups of positive a... | 07/20/2010 |
| 7540717 | Membrane nanopumps based on porous alumina thin films, membranes therefor and a method of fabricating such membranes A technique has been developed to fabricate micro- or nanopumps based on porous alumina thin films. The main body of the nanopump consists of a porous alumina thin film (containing nano-sized channels of about 40-300 nm in diameter) with conductive surfaces (e.g. Au... | 06/02/2009 |
| 7494326 | Micro ion pump An ion pump having conductive electrodes on both sides of an insulator which may form a number of channels. These electrodes may provide electrical discharges which have a corona or cold cathode emission for ionization. The electrodes and the insulator may be layers... | 02/24/2009 |
| 7467928 | Microfluidic device utilizing magnetohydrodynamics and method for fabrication thereof Microfluidic channels utilizing magnetohydrodynamics are used to pump very small volumes of solution. The channels have electrodes along the walls and a current carrying species within a solution carries current through the solution. The combination of the electric ... | 12/23/2008 |
| 7458783 | Method and apparatus for improved pumping medium for electro-osmotic pumps A pumping medium for an electro-osmotic pump made of porous silicon. The porous silicon may result in a lower required pumping voltage and a smaller form factor for an equivalent flow rate and pressure generation as compared to conventional glass frits. The porous s... | 12/02/2008 |
| 7413412 | Vacuum micropump and gauge A vacuum micropump for use in a sealed package includes at least one pumping cell and a magnetic field proximate to the pumping cell. The pumping cell has at least one anode, at least one dielectric in contact with the at least one anode, at least one titanium catho... | 08/19/2008 |
| 7392827 | Microfabricated fluidic circuit elements and applications The present invention provides microfabricated fluidic systems and methods. Microfabricated fluidic devices of the present invention include switches that can be opened and closed to allow or block the flow of fluid through a channel in response to the pressure leve... | 07/01/2008 |
| 7380490 | Housing for rotary hydraulic machines A variable capacity hydraulic machine has a rotating group located within a casing and a control housing secured to the casing to extend across and seal an opening in the casing. The control housing accommodates a control circuit and a pair of sensors to sense chang... | 06/03/2008 |
| 7370946 | Pump, liquid transporting apparatus provided with the same, and liquid moving apparatus A pump includes an ink pressurizing chamber, an inlet port and an outlet port communicating with the chamber, a first valve member provided near the inlet port, a second valve member provided near the outlet port, a pressure adjustment channel communicating with the... | 05/13/2008 |
| 7367781 | Packaged micromachined device such as a vacuum micropump, device having a micromachined sealed electrical interconnect and device having a suspended micromachined bonding pad A number of micromachined devices including a micromachined pump for on-chip vacuum is provided. For example, a single-chip micromachined implementation of a Knudsen pump having one or more stages and which uses the principle of thermal transpiration with no moving ... | 05/06/2008 |
| 7364647 | Laminated flow device A laminated flow device comprises a porous material encapsulated within bonding material. The porous material forms a flow path and the bonding material forms an enclosure surrounding the flow path. Micro-components, such as capillaries, electrodes, reservoirs, brid... | 04/29/2008 |
| 7355277 | Apparatus and method integrating an electro-osmotic pump and microchannel assembly into a die package A die package and a method and apparatus for integrating an electro-osmotic pump and a microchannel cooling assembly into a die package. ... | 04/08/2008 |
| 7352128 | Gas injection port structure of flat fluorescent lamp A gas injection port structure for a flat fluorescent lap (FFL) is provided. The FFL has a flat lower plate and an upper plate that form a channel therebetween, and at least one gas injection port in communication with the channel. The gas injection port may be form... | 04/01/2008 |
| 7347617 | Mixing in microfluidic devices Mixing of liquids in a microfluidic device is accomplished by dispensing the liquids into a first chamber to produce combined liquid. The liquids are thereafter discharged through at least one capillary from the first chamber into a second chamber for complete mixin... | 03/25/2008 |
| 7334630 | Closed-loop microchannel cooling system Apparatus and methods according to the present invention utilize micropumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as well as the associated r... | 02/26/2008 |
| 7323140 | Moving microdroplets in a microfluidic device The present invention relates to a system and method for moving samples, such as fluid, within a microfluidic system using a plurality of gas actuators for applying pressure at different locations within the microfluidic. The system includes a substrate which forms ... | 01/29/2008 |
| 7316543 | Electroosmotic micropump with planar features An electroosmotic micropump having a plurality of thin, closely-spaced, approximately planar, transversel aligned partitions formed in or on a substrate, among which electroosmotic flow (EOF) is generated. Electrodes are located within enclosed inlet and outlet mani... | 01/08/2008 |
| 7308761 | Method for preparing a getter structure and getter structure A structure is prepared by preparing a getter assembly by furnishing a single-piece getter base including a getter substrate and a getter-shield precursor, affixing a getter material to the getter substrate, and processing the getter-shield precursor to form a gette... | 12/18/2007 |
| 7300260 | Special fluids for use in a hydrostatic transmission A positive displacement piston unit is provided that utilizes a magnetorheological (MR) or electrorheological (ER) fluid as the transmission fluid. Each cylinder of the invention has an intake port connected to the suction port of the hydrostatic pump and an output ... | 11/27/2007 |
| 7297246 | Electrokinetic pump A method for altering the surface properties of a particle bed. In application, the method pertains particularly to an electrokinetic pump configuration where nanoparticles are bonded to the surface of the stationary phase to alter the surface properties of the stat... | 11/20/2007 |
| 7293423 | Method and apparatus for controlling freezing nucleation and propagation An apparatus and method of controlling freezing in a liquid system is disclosed. The apparatus includes a heat exchanger having a initial zone characterized by a surface area to volume ratio. The apparatus also includes means for initiating freezing of a fluid from ... | 11/13/2007 |
| 7291271 | Meso-frequency traveling wave electro-kinetic continuous adsorption system The invention provides a non-cyclic, meso-frequency traveling wave electro-kinetic system capable of use in purification/separation and/or refrigeration/heat pump processes. In particular, the invention provides an adsorption system that can be used for fine or bulk... | 11/06/2007 |
| 7279846 | Image display apparatus Provided is an image display apparatus including: a vacuum container having an electron source enclosed therein for displaying an image; an ion pump communicating with the vacuum container for discharging air therefrom and decreasing pressure therein; and a resistor... | 10/09/2007 |
| 7270786 | Methods and systems for processing microfluidic samples of particle containing fluids The present invention relates to a microfluidic system for processing a cell-containing liquid. The system includes a microfabricated substrate having an enrichment channel to prepare an enriched cell sample from the cell-containing liquid. A flow through member is ... | 09/18/2007 |
| 7267753 | Electrokinetic device having capacitive electrodes An electrokinetic device is capable of operating for extended periods of time, e.g. days to a week, without producing significant gaseous byproducts and without significant evolution of the pump fluid. Features of the electrokinetic device include: the electrodes in... | 09/11/2007 |
| 7265979 | Cooling integrated circuits using a cold plate with two phase thin film evaporation A microchannel cold plate for cooling semiconductor electronic devices which may include a semi-permeable wall in contact with liquid in the cooling passage. The cold plate, in turn, may be in contact with the integrated circuit. Cooling liquid passes through the co... | 09/04/2007 |
| 7261521 | Electrode design for electrohydrodynamic conduction pumping An electrohydrodynamic conduction liquid pumping system includes a vessel configured to contain a liquid or a liquid/vapor therein. This vessel can be of a elongate conduit configuration, an elongate channel configuration or a liquid enclosure configuration. At leas... | 08/28/2007 |
| 7244290 | Electrostatic room air cleaner An electrostatic room air cleaner includes a housing having a given profile and a plurality of electrostatic precipitation collector units arrayed in the housing with a common fan to circulate room air through the plurality of electrostatic precipitation collector u... | 07/17/2007 |
| 7236344 | Ionic flow generator for thermal management The apparatus for generating ionic flow of media includes a DC voltage supply having a positive terminal and a negative terminal with a collector connected to the negative terminal of the direct current voltage supply. The collector has a substantially tubular confi... | 06/26/2007 |
| 7235164 | Electrokinetic pump having capacitive electrodes An electrokinetic pump achieves high and low flow rates without producing significant gaseous byproducts and without significant evolution of the pump fluid. A first feature of the pump is that the electrodes in the pump are capacitive with a capacitance of at least... | 06/26/2007 |
| 7231839 | Electroosmotic micropumps with applications to fluid dispensing and field sampling Apparatus and methods according to the present invention preferably utilize electroosmotic pumps in fluid handling and field sampling applications. The electroosmotic pumps used in these applications are capable of generating high pressure and flow without moving me... | 06/19/2007 |
| 7217104 | Method and system for liquid leak detection, notification and removal A system for detecting a collection of liquid, notifying a person or thing that liquid has been detected and pumping the liquid. The system includes a control unit, at least one sensor and relay and a pump. Preferably, the system includes a first sensor that senses ... | 05/15/2007 |
| 7217306 | Trap apparatus A continuous processing trap apparatus is capable of increasing the trapping efficiency while maintaining conductance required by a vacuum chamber. The trap apparatus includes an exhaust passage for evacuating a hermetically sealed chamber by a vacuum pump, a hermet... | 05/15/2007 |
