Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7451769 | Purification unit The invention relates to a cleaning apparatus with a filter device. The filter device contains a ceramic filter equipped with a heating device. The heating device serves for thermal sterilisation of the ceramic filter, by which allergenic substances are destroyed. | 11/18/2008 |
| 7328712 | Cleaning bench for removing contaminants from semiconductor process equipment Described are cleaning benches and methods for removing contaminant layers from semiconductor process components using small volumes of hazardous liquids and minimizing cross-contamination between components from different deposition chambers. Components to be clean... | 02/12/2008 |
| 7216654 | Dishwasher A dishwasher having a dishwasher is provided in which an intake port cover for closing a steam intake port is mechanically operated. The dishwasher has a cavity enclosed in part by a door, and a fan motor which drives a fan installed at an upper portion of the door.... | 05/15/2007 |
| 6926016 | System for removing contaminants from semiconductor process equipment Described are cleaning methods and apparatus that minimize the volume of hazardous materials used and created when cleaning components, and further to minimize the possibility of cross-contamination between components from different deposition chambers. Components t... | 08/09/2005 |
| 6712910 | Rinsewater separable and recyclable heat curing impregnation compositions The present invention relates to heat curing impregnation sealant compositions, which are readily separable from water upon mixing. ... | 03/30/2004 |
| 5919529 | Apparatus for and method of processing substrate A plurality of transporter robots are provided on respective rails. Each semiconductor substrate is transported by a first robot from an indexer to processing units and then to a cooling plate. The second robot comes to the cooling plate and transports th... | 07/06/1999 |
| 5845661 | Parts washer A parts washer for removing cutting oil from machined parts includes two open compartments separated by a common heat-conducting wall. A single heater in one compartment heats washing solution in both compartments. The back of the washer has a stepped con... | 12/08/1998 |
| 5775347 | Continuous-flow ware washing apparatus A continuous-flow pot and pan washing system comprising a frame; a substantially rectangular tub mounted on the frame, where the side walls of the tub are shorter in length than the back and front walls of the tub; a pump mounted to the frame; a tub outle... | 07/07/1998 |
| 5709234 | Method and apparatus for remediating contaminated material The apparatus of the present invention includes a dryer for reusable material which includes a housing having a top, bottom wall, and a side wall that together define a chamber. A flue connects a fan to the chamber. A heating mechanism is positioned adjac... | 01/20/1998 |
| 5578127 | System for applying process liquid A system for coating a photoresist on a semiconductor wafer includes a loading/unloading unit and a process unit. A convey path is arranged in the process unit, and an adhesion process section, a pre-bake section, a cooling section, a resist coating secti... | 11/26/1996 |
| 5398708 | Parts cleaning machine A parts cleaning machine (10) is provided which includes a cabinet (50) with a rotating carousel (60) therein for supporting articles to be cleaned and a spray bar network (80) for directing cleaning fluid (F) against articles supported upon the carousel ... | 03/21/1995 |
| 5116525 | Ternary azeotropic compositions of dichloropentafluoropropane and trans-1,2-dichloroethylene with methanol or ethanol or isopropanol Azeotropic mixtures of dichloropentafluoropropane (HCFC-225) and trans-1,2-dichloroethylene (T-HCC-1130) with methanol or ethanol or isopropanol, are useful in solvent cleaning applications as refrigerants, aerosol propellants and polymer blowing agents.... | 05/26/1992 |
| 4709714 | Apparatus for exposing fibrous reinforcements of fiber reinforced resin body An apparatus for exposing the fibrous reinforcements of a fiber reinforced resin body comprises at least one stage in which a portion of the resin body is brought into contact with a heated resin removing liquid while the resin body is vibrated. According... | 12/01/1987 |
| 4451298 | Method and system for recycling washing liquids and the heat contained therein A system for recovery and recycling of a washing liquid and heat contained in the washings discharged from a metal surface treatment process comprises a hot water washing tank with an associated cushion tank, a cold water washing tank with an associated c... | 05/29/1984 |
| 4305413 | Cleaning apparatus The cleaning apparatus includes a pre-rinse tank, a cleaning tank, and at least one post-rinse tank. The cleaning tank cleans oil, flux and other foreign matter off the surface of a work product by subjecting the work project to a rising stream of bubbles... | 12/15/1981 |
| 4014751 | Vapor generating and recovering apparatus A vapor generating and recovering apparatus for separating one component from a second component of a liquid solution and recovering the first component including at least one chamber for generating vapor from the liquid solution and recovering the vapor ... | 03/29/1977 |
