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.
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 |
| 8052805 | Method for automatically flushing a bulk dispensing system in a cleaning appliance A method for flushing at least a portion of a bulk dispensing system in a household cleaning appliance. ... | 11/08/2011 |
| 7988792 | Automatic egg washing apparatus A method for automatically washing eggs by (a) dispensing a detergent-wetting agent mixture having a detergent concentration onto the eggs; (b) determining if the detergent concentration is at least a pre-set minimum, and going to step (a) if it is; (c) activating a... | 08/02/2011 |
| 7909941 | Water-conducting household appliance and method for the operation thereof A dishwasher includes at least one substantially closed water circuit in which rinsing liquid is circulated according to a program control unit, the rinsing liquid being conveyed through a filter element while circulating in order to filter out dirt. Another water c... | 03/22/2011 |
| 7740711 | Parts washer heater pump module A parts washer including magnets located near a pump inlet to collect metallic particles suspended in the cleaning fluid; a casing to protect the pump mechanism from impact during handling; the pump oriented horizontally to take advantage of the separation of the cl... | 06/22/2010 |
| 7600521 | System for automatically exchanging cleaning tools of robot cleaner, and method therefor The present invention discloses a system for automatically exchanging cleaning tools of a robot cleaner and a method therefor. The system for automatically exchanging the cleaning tools of the robot cleaner includes the robot cleaner for deciding whether a currently... | 10/13/2009 |
| 7568488 | Enhanced wafer cleaning method A method for removing post-processing residues in a single wafer cleaning system is provided. The method initiates with providing a first heated fluid to a proximity head disposed over a substrate. Then, a meniscus of the first fluid is generated between a surface o... | 08/04/2009 |
| 7520284 | Apparatus for developing photoresist and method for operating the same A first proximity head is configured to define a meniscus of a photoresist developer solution on a substrate. The meniscus is to be defined between a bottom of the first proximity head and the substrate. A second proximity head is configured to define a rinsing meni... | 04/21/2009 |
| 7438075 | Spray arch controller for a carwash A carwash includes a single thru-beam or retroreflective photoelectric sensor that can determine the position of a vehicle's left side, right side, front end and back end. To accomplish this, the sensor is coupled to a spray arch that travels around the vehicle whil... | 10/21/2008 |
| 7359034 | Exposure apparatus and device manufacturing method An exposure apparatus in which by filling at least a portion between a projection optical system and a substrate with a liquid and by projecting an image of a pattern onto the substrate via said projection optical system and said liquid, said substrate is exposed, s... | 04/15/2008 |
| 7353832 | Housingless washer An industrial parts washer includes a stand adapted to support a part, a chamber selectively movable from a first position clear of the part to a second position engaging the stand where the chamber forms a closed volume encapsulating the part. A nozzle is positione... | 04/08/2008 |
| 7337792 | Liquid processing apparatus and liquid processing method A cleaning apparatus 1 includes a foup loading/unloading part 2 for mounting foups F each accommodating a plurality of wafers W at intervals of a constant pitch (normal pitch), a rotor 34 capable of holding the wafers W at half the normal pitch ... | 03/04/2008 |
| 7338565 | Housingless washer An industrial parts washer includes a stand adapted to support a part, a chamber selectively moveable from a first position clear of the part to a second position engaging the stand where the chamber forms a closed volume encapsulating the part. A nozzle is position... | 03/04/2008 |
| 7337715 | Juice extractor including pressure-actuated nozzle and associated methods A juice extractor may include a juice extraction assembly, and at least one pressure-actuated spray nozzle having an inlet to be connected to a controllable fluid pressure source and a spray outlet directed toward the juice extraction assembly and moving between a r... | 03/04/2008 |
| 7332041 | Residential dishwasher A dishwasher that fits within the conventional U.S. residential dishwasher counter space and uses the conventional U.S. residential power supply to achieve within a convenient cycle time the same standard of sanitation as set forth for commercial and residential hot... | 02/19/2008 |
| 7329616 | Substrate processing apparatus and substrate processing method A substrate processing apparatus and a substrate processing method are provided wherein an oxide film which is thinner than the conventional films can be formed with uniform thickness when forming an oxide film on the front-side surface of a substrate. A subs... | 02/12/2008 |
| 7328655 | Juice extractor with drive and return cams for extractor cup movement A juice extractor includes at least one pair of extractor cups being relatively moveable for compressing fruit therebetween. A drive mechanism engages at least one of the extractor cups and includes a drive cam that drives the extractor cup into engagement with the ... | 02/12/2008 |
| 7322370 | Device for monitoring a wash process A device is provided for monitoring a wash process inside a mechanical washing apparatus, comprising sensor means for measuring physical and/or mechanical parameters of the wash process and recording means for recording the measured parameters within the device. Thi... | 01/29/2008 |
| 7320330 | Method for operating a dish washing machine, and a corresponding dish washing machine A dish washing machine includes a washing tub with a spraying device in the tub fitted with spraying openings supplied with washing liquid from a pump coupled thereto for spraying the washing liquid into the tub. The dishwashing machine includes a control element ac... | 01/22/2008 |
| 7318442 | Automatic car wash system An automatic car wash system is provided for processing multiple vehicles simultaneously. The system according to one embodiment includes an elongate path, a plurality of stations for processing the vehicle, at least two detectors for indicating the presence of the ... | 01/15/2008 |
| 7311271 | Spray gun having mechanism for internally swirling and breaking up a fluid The present technique provides a system and method for improving atomization in a spray coating device by internally mixing and breaking up a desired coating fluid prior to atomization. In one embodiment, a flow barrier is disposed in the spray coating device downst... | 12/25/2007 |
| 7305918 | Juice extractor with counterweight operatively engaged with camshaft A juice extractor includes an extractor frame and extractor cups relatively moveable for compressing fruit therebetween. A camshaft is mounted for rotation within the extractor frame. A drive cam is mounted on the camshaft and operatively engages an extractor cup fo... | 12/11/2007 |
| 7305919 | Juice extractor with juice manifold having side outlet for juice A juice extractor includes extractor cups relatively moveable within a product material area that compress fruit therebetween. A strainer tube is mounted to receive juice and pulp and discharge juice therefrom. A juice manifold is positioned to collect the juice dis... | 12/11/2007 |
| 7305920 | Juice extractor with orifice tube beam drive extending into side panels A juice extractor includes an extractor frame, at least one inner side panel that divides the interior into a product material area and a drive mechanism cavity. An orifice beam includes an end extending through a beam opening in the inner side panel. An orifice tub... | 12/11/2007 |
| 7303061 | Multi-lane fruit guide assembly having integral ridge ends for a juice extractor and related methods A fruit guide assembly may include a frame to be positioned between the fruit conveyor and the multi-position fruit feeder, a vibrator connected to the frame, and a fruit guide body having a series of alternating ridges and valleys therein defining a plurality of fr... | 12/04/2007 |
| 7302963 | Mobile draining station for motor vehicles A mobile draining station for motor vehicles is disclosed, comprising a container whose side wall and upper wall can be lifted up and in which carrier arms for receiving a vehicle are arranged in a stationary manner. Pivoting arms for removal devices are pivotably c... | 12/04/2007 |
| 7293567 | Application of acoustic and vibrational energy for fabricating bumped IC die and assembly of PCA's A method and apparatus are disclosed for improving a screen printing process by applying vibrational energy to assist in the print release, cleaning, and drying processes. The vibrational energy or acoustic pressure waves may be created by a transducer where the wav... | 11/13/2007 |
| 7287535 | Work washing apparatus A work washing apparatus including a transfer unit for controlling forward and rearward movements of a work, a table moved by the transfer unit, carrying out the washing of the work from upper and lower surfaces thereof and provided with water/air pipes, an upper su... | 10/30/2007 |
| 7284560 | Liquid processing apparatus A liquid processing apparatus has a substrate rotating device including a holder for holding a substrate and a motor, a chamber for applying the liquid processing to the substrate, a posture changing mechanism for changing the posture of the substrate rotating devic... | 10/23/2007 |
| 7264678 | Process for cleaning a surface A process is described wherein a surface, for example the exterior surface of a vehicle, is contacted with a cleaning composition capable of rendering the surface treated hydrophilic and then rinsed with purified rinse water. Preferably the process also involves a p... | 09/04/2007 |
| 7258125 | Shopping cart sanitizing system The present invention comprises a system and method for removing contaminates from the surface of a shopping cart such as a grocery cart. The system includes subjecting the cart to multiple stages of disinfection, including washing, sanitizing, and drying stages. A ... | 08/21/2007 |
| 7258749 | Wash fluid containment system A wash fluid containment system includes an elevated, fluid impervious surface upon which items to be washed are placed for washing. The surface is configured to cause wash fluid to flow to an edge of the surface and off of the surface to prevent buildup of wash flu... | 08/21/2007 |
| 7255749 | Substrate cleaning method and substrate cleaning apparatus In a cleaning treatment of a substrate using an aqueous solution of ammonium fluoride or a mixture of an aqueous solution of ammonium fluoride and hydrofluoric acid as a cleaning liquid, the cleaning liquid is replenished by at least one liquid selected from the gro... | 08/14/2007 |
| 7253551 | Apparatus to produce acoustic cavitation in a liquid insonification medium An apparatus to produce acoustic cavitation by controlling cavitation events in a liquid insonification medium utilizing a waveform to excite a transducer with a series of bipolar inharmonic tone bursts having medium recovery intervals between respective bursts so t... | 08/07/2007 |
| 7252097 | System and method for integrating in-situ metrology within a wafer process A system and method for processing a wafer includes applying a process to the wafer. The process being supported by a surface tension gradient device. A result of the process is monitored. The monitored result is output. ... | 08/07/2007 |
| 7252100 | Systems and methods for processing a set of circuit boards A circuit board processing system includes a wash tank configured to contain cleaning fluid, and a positioning subsystem configured to immerse a set of circuit boards into the wash tank. The system further includes a flow control subsystem having (i) a first set of ... | 08/07/2007 |
| 7252095 | Mobile flushing unit and process In one embodiment of the invention, a method of cleaning a workpiece is disclosed. The method comprises providing a mobile flushing unit and servicing the workpiece as follows: a) connecting a flexible hose of the mobile flushing unit to one end of the workpiece and... | 08/07/2007 |
| 7247210 | Methods for treating CIP equipment and equipment for treating CIP equipment A method for treating CIP equipment is provided according to the present invention. The CIP equipment includes process equipment. The method includes steps of treating the CIP equipment with a multiple phase treating composition comprising a treating liquid phase an... | 07/24/2007 |
| 7240680 | Substrate processing apparatus A substrate processing apparatus includes a rotor 45 for rotating a plurality of wafers W paralleled each other at appropriate intervals. While rotating the wafers W by the rotor 45, a chemical liquid is supplied to the wafers W for their processing. T... | 07/10/2007 |
| 7240681 | Trailer mounted mobile apparatus for dewatering and recovering formation sand An apparatus for removing formation sand from an oil storage tank. The apparatus is mounted to a truck towable trailer so that it may be transported to remote sites. Mounted to the truck towable trailer is a container adapted to accept and dewater a sand-water slurr... | 07/10/2007 |
| 7238085 | Method and apparatus to process substrates with megasonic energy A variety of techniques may be employed, alone or in combination, to enhance contact between a processed substrate and applied megasonic energy. In accordance with one embodiment of the new invention, the vibration plate is brought into intimate contact with one sur... | 07/03/2007 |