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| Number | Title | Issue Date |
| 6458477 | Fuel cell stacks for ultra-high efficiency power systems A system and method for producing electricity with a fuel cell power system. The power system includes an assembly of fuel cell stacks that operate at different temperatures, which vary between two or more of the fuel cell stacks. The fuel cell stack can ... | 10/01/2002 |
| 6386547 | Dual non-contacting mechanical face seal having concentric seal faces A mechanical seal for providing fluid sealing between a housing and a rotatable shaft includes a first seal ring having a first seal face and a second seal ring having a second seal face. The first seal face further has a first portion and a second portio... | 05/14/2002 |
| 6292575 | Real-time facial recognition and verification system A system and method for acquiring, processing, and comparing an image with a stored image to determine if a match exists. In particular, the system refines the image data associated with an object based on pre-stored color values, such as flesh tone color... | 09/18/2001 |
| 6193556 | Electrical terminal array with insulation displacement connectors and surge arrestors The application describes an electrical terminal comprising a pair of longitudinally disposed contact members, each having a pair of insulation displacement connectors connectors, one at either end thereof, thereby to link two wire pairs, wherein. each co... | 02/27/2001 |
| 6183703 | Thermally enhanced compact reformer A natural gas reformer comprising a stack of thermally conducting plates interspersed with catalyst plates and provided with internal or external manifolds for reactants. The catalyst plate is in intimate thermal contact with the conducting plates so that... | 02/06/2001 |
| 6183127 | System and method for the real time determination of the in situ emissivity of a workpiece during processing A system and method for determining the reflectivity of a workpiece during processing in a heating chamber of a thermal processing apparatus. The system first determines directly the reflectivity of the workpiece outside of the heating chamber of the ther... | 02/06/2001 |
| 6173859 | Filter housing with irregular rib A filter housing has a pot-like base, a lid that closes the base in a pressure-tight manner, one or several additional elements such as pipes, flanges or the like, which are connected to the wall of the base in the area of the seal between base and lid, a... | 01/16/2001 |
| 6083636 | Fuel cell stacks for ultra-high efficiency power systems A system and method for producing electricity with a fuel cell power system. The power system includes an assembly of fuel cell stacks that operate at different temperatures, which vary between two or more of the fuel cell stacks. The fuel cell stack can ... | 07/04/2000 |
| 6066495 | Methods and apparatus for the conditioning of ligament replacement tissue Apparatus and methods are disclosed for maturing an elongate replacement tissue construct in vitro prior to use of the replacement construct in vivo as, for example, a ligament. The tissue is seeded with specific cells, exposed to a maturation fluid, and ... | 05/23/2000 |
| 6062216 | Sleep apnea detector system An apnea monitor and system for treatment includes a detector in a fixed console that projects a detection beam at a sleep surface. The detection beam is reflected off a patient on the surface and return light is analyzed to develop a signal which varies ... | 05/16/2000 |
| 6054229 | System for electric generation, heating, cooling, and ventilation An energy system that couples or integrates an electrochemical converter, such as a fuel cell for the production of electricity, with a Heating, Ventilation and Cooling (HVAC) system, is disclosed. Waste heat generated by the fuel cell is radiatively, con... | 04/25/2000 |
| 6025602 | Ion implantation system for implanting workpieces An ion implantation system that rapidly and efficiently processes large quantities of workpieces, such as flat panel displays. The ion implantation system includes a high vacuum process chamber that mounts an ion source, a single workpiece translating sta... | 02/15/2000 |
| 6024859 | Pressurized integrated electrochemical converter energy system and method An electrochemical converter is disposed within a pressure vessel that collects hot exhaust gases generated by the converter for delivery to a cogeneration bottoming device, such as a gas turbine. The bottoming device extracts energy from the waste heat g... | 02/15/2000 |
| 6022445 | Method and apparatus for removal of biopolymer constructs from support structures Method and apparatus are disclosed for removing biopolymer constructs from support structures used to impart a selected shape to the biopolymer. The biopolymer construct and the support structure are in intimate at an interface and adhere to each other. T... | 02/08/2000 |
| 5976332 | Ultra-high efficiency turbine and cell combination A turbine power system that includes a compressor for compressing a first medium, and an electrochemical converter in communication with the compressor and adapted to receive the first medium and a second medium. The converter is configured to allow an el... | 11/02/1999 |
| 5962858 | Method of implanting low doses of ions into a substrate The present invention provides for an ion implantation system that employs an ion source for ionizing and implanting into a substrate a noble diluent gas and a particular dopant gas. The noble diluent gas of the present invention preferably does not react... | 10/05/1999 |
| 5961323 | Dual vertical thermal processing furnace A vertical semiconductor wafer processing furnace that includes a single housing having first and second vertical furnaces each having a heating chamber for heat treating a semiconductor wafer. The first and second vertical furnaces are asymmetrically dis... | 10/05/1999 |
| 5955023 | Method of forming composite particle products The present invention attains the foregoing and other objects of the invention by providing a method of forming a composite particle product from ligno-cellulosic material bonded together with water-insoluble lignin. The lignin has a relatively low molecu... | 09/21/1999 |
| 5948221 | Pressurized, integrated electrochemical converter energy system An electrochemical converter is disposed within a pressure vessel that collects hot exhaust gases generated by the converter for delivery to a cogeneration bottoming device, such as a gas turbine. The bottoming device extracts energy from the waste heat g... | 09/07/1999 |
| 5938647 | Ostomy bag liner The invention provides a biodegradable, flushable ostomy bag liner including: inner walls (3, 4) formed from polyvinylacetate/polyvinylalcohol film of a grade which disintegrates within 60 seconds in water at 50° C., but retains its structural integ... | 08/17/1999 |
| 5913520 | Centering devices for a split mechanical seal A centering mechanism for a split mechanical seal that circumferentially and uniformly separates a gland assembly having a pair of gland segments from a holder assembly having a pair of holder segments, thereby centering the seal relative to a rotary shaf... | 06/22/1999 |
| 5886334 | Systems and methods for recording data Systems and methods for manufacturing and inspecting documents having information recorded thereon include a visual inspection cell, a recording unit, and a packaging unit. The manufactured documents can include driver's licenses, credit cards, military i... | 03/23/1999 |
| 5882929 | Methods and apparatus for the conditioning of cartilage replacement tissue Apparatus and methods are disclosed for maturing a biopolymer tissue construct in vitro prior to use as a replacement construct in vivo as, for example, a graft, implant, or prosthesis. The tissue is seeded with specific cells, exposed to a maturation flu... | 03/16/1999 |
| 5779358 | Blender having a disconnectable base portion A blender (13) comprises a base support (12) having a motor (14), a container (22) formed in two connectable and disconnectable portions (23, 26), a first of the portions being a base portion (23) mounting a number of rotatable blades (30) and being conne... | 07/14/1998 |
| 5776120 | Ostomy bags The invention provides a drainage bag, such as an ostomy bag or like drainage bag, for receiving bodily waste, the drainage bag having a wall portion (1) formed of a water-softenable or hot-water-soluble first film material, the wall portion (1) having an... | 07/07/1998 |
| 5770054 | Fluid filter with filter bypass valve and sealing surface on filter element side In a fluid filter with a housing and a filter element replaceably located in said housing, and with a filter by pads valve having a valve body held in the housing that is movable against the action of a spring from the closed position in which it cooperat... | 06/23/1998 |
| 5725326 | Movable dam The invention relates to a movable dam for a water-course. This dam comprises a chamber which, for example, is formed in a dike or alike and wherein a buoyant body is housed supporting a vertical retaining wall. At its top the chamber communicates with th... | 03/10/1998 |
| 5711532 | Securing and centering devices for a split mechanical seal A split mechanical seal, for mounting to a stationary housing that contains a rotating shaft, including first and second seal ring assemblies, at least one resilient biasing element and at least one axial biasing element. The first and second seal ring as... | 01/27/1998 |
| 5707177 | Buoyancy control device for divers A buoyancy control device for divers includes a plurality of inflatable members each adapted to be inflated to a predetermined maximum volume, or to be deflated, and a fluid distributor for selecting the inflatable members to be inflated and to be deflate... | 01/13/1998 |
| 5690622 | Ostomy bag filters The invention provides a drainage bag for receiving bodily waste, the drainage bag comprises a water-impermeable inner bag (1) enclosed therein; means (6, 7) defining an orifice to enable bodily waste to be received by the inner bag (1); the outer (2) and... | 11/25/1997 |
| 5657492 | Protective head device A protective head apparatus that includes a hard, impact resistant outer body portion having a convex outer surface and a concave inner surface. A padding layer, forming a cushioning element, is coupled to the concave inner surface of the outer body porti... | 08/19/1997 |
