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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 8136979 | Warming elements for the beaters of a mixer A mixer for mixing food items and ingredients includes beaters removably attachable to the mixer, and the beaters including arms and mixing blades and extending along and wrapping about the arms and mixing blades of each beater is a warming element, preferably elect... | 03/20/2012 |
| 7690833 | Heat exchange method and apparatus utilizing chaotic advection in a flowing fluid to promote heat exchange A heat exchanger is disclosed which includes an elongate fluid duct having a series of openings and an outer sleeve disposed outside and extending along the duct to cover the openings. A drive motor is provided for imparting relative motion between the duct and the ... | 04/06/2010 |
| 7566164 | Floating agitation device to heat and froth milk The present invention provides an agitation device, comprising a motor for supplying rotational power, an outer shaft operatively connected to the motor, an extendible inner shaft positioned within the outer shaft and operatively connected thereto, an agitator posit... | 07/28/2009 |
| 7372562 | Dynamic random separation among nanoparticles for nano enhanced Raman spectroscopy (NERS) molecular sensing A system for performing nanostructure-enhanced Raman spectroscopy (NERS) includes a radiation source, a radiation detector configured to detect Raman scattered radiation scattered by an analyte, and a container configured to provide a sealed enclosure. The NERS syst... | 05/13/2008 |
| 7329392 | Device and method for handling reaction components An apparatus and method for performing successive chemical or biochemical operations in an automated or semi-automated format are disclosed. The apparatus includes (i) a substrate having two or more wells, where each well is separated from adjacent well(s) by an ene... | 02/12/2008 |
| 7311779 | Heating apparatus to heat wafers using water and plate with turbolators Embodiments of the invention provide a fluid processing method and apparatus. The apparatus includes a substrate support assembly positioned in a processing volume, a disk shaped member positioned in the processing volume in parallel orientation with a substrate sup... | 12/25/2007 |
| 7291565 | Method and system for treating a substrate with a high pressure fluid using fluorosilicic acid A method and system is described for treating a substrate with a high pressure fluid, such as carbon dioxide in a supercritical state. A process chemistry is introduced to the high pressure fluid for treating the substrate surface. The process chemistry comprises fl... | 11/06/2007 |
| 7255772 | High pressure processing chamber for semiconductor substrate A high pressure chamber comprises a chamber housing, a platen, and a mechanical drive mechanism. The chamber housing comprises a first sealing surface. The platen comprises a region for holding the semiconductor substrate and a second sealing surface. The mechanical... | 08/14/2007 |
| 7250374 | System and method for processing a substrate using supercritical carbon dioxide processing A method and system for processing a substrate in a film removal system. The method includes providing the substrate in a substrate chamber of a film removal system, where the substrate has a micro-feature containing a dielectric film on a sidewall of the micro-feat... | 07/31/2007 |
| 7231872 | Chocolate processing machine A chocolate tempering machine is digitally programmable for controlling the heating, cooling and rotation within the machine. The machine may be programmed to enable agitated, liquid chocolate to retain its proper viscosity for extended periods of time as well as mi... | 06/19/2007 |
| 7209231 | Optical detection of particles in a liquid medium Particles in a liquid medium are detected by directing a source of laser light through a container containing a liquid sample with a concentration of microscopic particles in suspension. An optical detector located off the optical axis receives scattered light from ... | 04/24/2007 |
| 7182912 | Fluid handling apparatus for an automated analyzer An analyzer for performing automated assay testing. The analyzer includes a storage and conveyor system for conveying cuvettes to an incubation or processing conveyor, a storage and selection system for test sample containers, a storage and selection system for reag... | 02/27/2007 |
| 7172335 | Automatic mashed potato system An automatic mashed potato system for efficiently and automatically creating seasoned mashed potatoes. The automatic mashed potato system includes a housing unit having an upper cavity with a closure, a seasoning unit within the closure, a fluid collection tray remo... | 02/06/2007 |
| 7165951 | High-pressure generating device A high-pressure fluid is continuously generated with high efficiency without causing pulsation of pressure by reciprocally moving a piston having first, second and third chamber sections under the control of an actuator including an operating pressure source and a d... | 01/23/2007 |
| 7140393 | Non-contact shuttle valve for flow diversion in high pressure systems A valve for redirecting flow in a supercritical fluid or other high pressure processing system is disclosed. In high pressure supercritical carbon dioxide (SCCO2) equipment for semiconductor wafer processing, a major hurtle in providing clean equipment and clean waf... | 11/28/2006 |
| 7097345 | Screw with heat exchange function, mixer and extruder A screw with a heat exchange function is rotatably fit in a barrel, and includes a heat exchange medium chamber located at a center section in the radial direction, running along the lengthwise direction. The chamber stores a heat exchange medium supply pipe supplyi... | 08/29/2006 |
| 7094169 | Rotary cutter assembly A rotary cutter assembly (11) includes a rotary cutter (74) rotated by a motor (76) through a drive including pulleys (250, 264) and a belt (326) inside of a combination guard and belt tensioner assembly (260). The rotary cu... | 08/22/2006 |
| 7018090 | Holding device for holding a bucket while mixing materials contained within bucket A device for holding a container (bucket) containing material to be mixed without the need for an operator to hold the container comprises a frame having multiple rings. An upper ring and a lower ring are attached to vertical connectors. Horizontal connectors extend... | 03/28/2006 |
| 6951166 | Unit for preparing baby formula A unit heats water to a specified temperature and then alerts a user or automatically mixes the heated water with dry baby formula and dispenses the mixture into a baby bottle. ... | 10/04/2005 |
| 6935224 | Bread maker and control method thereof A bread maker including a main body divided into an oven compartment and an electric component compartment; a pair of parallel kneading drums spaced apart from each other inside the oven compartment, each kneading drum having a holding part holding opposite ends of ... | 08/30/2005 |
| 6933484 | Microwave oven with food stirring device A stirring device for use in combination with a microwave oven and a carousel device either integral or portable having a base member with an integral attachment device for attachment to said microwave. A shaft depends from the base member, terminating in a blade me... | 08/23/2005 |
| 6916114 | Apparatus for the addition of a compound or compound mixture to another An apparatus for the addition of a compound or compound mixture to another which includes a primary vessel adapted having at least one receptacle adapted to contain at least one primary substance. At least one secondary vessel is provided. Each secondary vessel is a... | 07/12/2005 |
| 6910797 | Mixing device having sequentially activatable circulators A mixing device includes a mixing chamber, inlet and outlet paths, and circulators adapted to change shape or temperature in response to electric current. The change in shape or temperature causes substances to circulate within the mixing chamber to form a mixture. ... | 06/28/2005 |
| 6905656 | Parallel reaction station with magnetic stirring A reaction station for performing parallel synthesis with magnetic stirring. The device is capable of accommodating a plurality of reaction vessels being specifically adapted so that when placed in a magnetic field, such as that generated by a laboratory magnetic st... | 06/14/2005 |
| 6895776 | Anti-stratification-solution delivery system for spin-on dielectrics An anti-stratification-delivery system comprises a multi-zone-refrigeration unit having at least first and second zone temperature controllers, the first and second zone temperature controllers are capable of being set at different temperatures to establish a temper... | 05/24/2005 |
| 6860193 | Reinforcing device for household bean milk and bean curd makers Reinforcing device for household bean milk and bean curd makers reinforces a structure for fastening a drive motor to a main body using a bracket, thus reducing vibration and noise. The reinforcing device is constructed such that a body cap extends to a predetermine... | 03/01/2005 |
| 6796220 | Automatic bean curd manufacturing apparatus An automatic bean curd manufacturing apparatus includes a main body provided with a bean grinding chamber and a bean juice heating chamber, a driving motor installed in the main body, a rotational container removably and rotatably installed in the grinding chamber o... | 09/28/2004 |
| 6792849 | Household soybean milk maker A household soybean milk maker including a main body defining a space for receiving water, a cover element openably installed on an upper end of the main body, a drive motor disposed in the cover element to generate rotating force, a drive shaft for outputting rotat... | 09/21/2004 |
| 6761107 | Bread baking machine A bread baking machine of the invention has a gasket for sealing and a magnetic metal fitting A constituting a locking means, both provided on a container cover which opens and closes an opening above a lid container placed in an outer cover for storing supplementar... | 07/13/2004 |
| 6736535 | Method for continuous internal agitation of fluid within hot water heaters or other fluid containing vessels The act of heating water within a contained vessel that is common to most buildings, whether residential or commercial or located in recreational vehicles, mobile homes, aircraft, ships or marine pleasure craft, causes calcium carbonate to precipitate out and settle... | 05/18/2004 |
| 6640692 | Kitchen machine with a stirrer vessel A food processor (1) with a mixing vessel (12) and a drive (21) for an agitator (11) in the mixing vessel (12), the mixing vessel (12) being heatable in its lower region and having on a bottom a dome (24) which has a securing mount for the agitator, where... | 11/04/2003 |
| 6635492 | Heating specimen carriers A method and apparatus for heating specimens in wells of a metallic specimen carrier. The specimen carrier is heated by applying resistive heating directly to the carrier. An AC source and transformer may be used where the specimen carrier is in series wi... | 10/21/2003 |
| 6629491 | Cooking appliance A cooking appliance includes a cooking vessel to receive ingredients to be heated, stirred and cooked, an electric heater associated with the cooking vessel to heat the ingredients, and a drive motor and stirring blade. The appliance also includes provisi... | 10/07/2003 |
| 6578468 | Continuous mixer or stir fry cooker An apparatus for continuously mixing food products or for continuous high temperature frying on a heat exchange surface. The rotation of an agitator (12) pushes the food product toward the discharge outlet (26) of the apparatus when the agitator is rotate... | 06/17/2003 |
| 6508164 | Fermenting mixing kneaders The invention relates to a mixing kneader for kneading and providing thermal regulation of pasty products. The kneader includes a vessel, temperature regulators for selectively cooling and heating the vessel, a rotating tool for agitating products in the ... | 01/21/2003 |
| 6505545 | Method and system for processing food A food preparation system and method, including a base housing, a container detachably engagable with the base housing in which the container is adapted to receive food products. The system also includes a heater within the base housing and/or the contain... | 01/14/2003 |
| 6491423 | Apparatus for mixing particles into a liquid medium An apparatus for mixing particles in a liquid or semi-liquid medium, such as ceramic reinforcing particles in a molten metal or metal alloy matrix for the production of stir-cast metal matrix composite (MMC) materials. The particles can be introduced unde... | 12/10/2002 |
| 6484623 | Baking apparatus with toaster A baking apparatus with a toaster comprises a main body; a baking part disposed at one side of the main body, and having a lid mounted at an upper portion thereof so as to be opened and closed by a hinge, a pot mounting portion for receiving a pot, a firs... | 11/26/2002 |
| 6401599 | Automatic bread maker The present invention relates to an automatic bread maker for home use, and particularly relates to methods of displaying during the bread making cycle. The automatic bread maker of the present invention comprises: a baking chamber with a heater, a baking... | 06/11/2002 |
| 6375345 | Heating worm conveyor Apparatus for transferring and heat-treating divided solids comprises at least one transfer member (2) having a longitudinal axis (3) and a helical portion (4) mounted to rotate about its own longitudinal axis in a tubular case (1) and connected to the ou... | 04/23/2002 |
