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| Number | Title | Issue Date |
| 6557308 | Building structure A building accessible to persons, which comprises at least one constructional element, which element is tubular and which is at least substantially made of wound-together layers of a strip of paper/cardboard, wherein each layer is at least substantially m... | 05/06/2003 |
| 6537679 | Fluorescent articles of glycol-modified polyethylene terephthalate A fluorescent retroreflective article comprising a polymer resin comprising poly(1,4-cyclohexanedimethanol-co-ethylene terephthalate) and a fluorescent dye selected from the group consisting of perylene imide and perylene ester dyes, thioxanthene dyes, be... | 03/25/2003 |
| 6535308 | Method and apparatus for converting electrical signals and optical signals for bidirectional communication over a single optical fiber Circuitry for controlling a diode optically coupled to an optical fiber suitable for transmitting digital light signals therethrough. The circuitry includes a temperature compensated driver when operating in the transmit mode and receiving circuitry for c... | 03/18/2003 |
| 6533031 | Method for thermal management of a battery in an outdoor equipment cabinet A method which extends the useful life of a lead-acid type battery by applying conductive cooling or heating directly to the bottom surface of the battery to maintain the battery at a constant temperature of about 25° C. regardless of the ambient tempera... | 03/18/2003 |
| 6531205 | Fluorescent yellow retroreflective sheeting A fluorescent yellow retroreflective sheeting article comprises a polymeric matrix, a fluorescent yellow-green dye selected from the group consisting of thioxanthene dyes and benzothiazene dyes, and a second dye selected from the group consisting of thiox... | 03/11/2003 |
| 6532467 | Method for selecting node variables in a binary decision tree structure A method for selecting node variables in a binary decision tree structure is provided. The binary decision tree is formed by mapping node variables to known outcome variables. The method calculates a statistical measure of the significance of each input v... | 03/11/2003 |
| 6531852 | Device and method for generating a high voltage The present invention is related to a high voltage generating device comprising a high voltage generating component having as input a voltage signal constructed at least by comparing a reference current and a feedback current, said feedback current being ... | 03/11/2003 |
| 6529182 | Efficient controlled current sink for led backlight panel A circuit for controlling current flow though an LED backlight network, comprising a PWM circuit for receiving an input DC voltage (Vsource) and in response generating a chopped output voltage (Vsw), a filter for smoothing the output voltage (Vsw) resulti... | 03/04/2003 |
| 6524694 | Compositions for imparting a translucent optical effect to transparent thermoplastic polymers The invention provides compositions and methods for imparting a translucent optical effect to transparent thermoplastic polymers. The compositions comprise the thermoplastic polymer and 0.01 to 15 parts per hundred by weight (preferably 0.1 to 6, more pre... | 02/25/2003 |
| 6524664 | Photocatalytically hydrophilifying and hydrophobifying material A method for highly hydrophilifying the surface of an article by photoexcitation of a semiconductor photocatalyst and maintaining the hydrophilicity is disclosed. A layer containing a photocatalyst is formed on a substrate. Onto the surface of the layer a... | 02/25/2003 |
| 6523270 | Universal heliodon-sundial An apparatus for use with a source of light including a first orientation device that includes a latitude scale, a latitude pointer rotatable about a first axis relative to the latitude scale, and a platform configured to support an architectural model. T... | 02/25/2003 |
| 6526408 | System and method for in-process data record summarization and exception testing using virtual data records held in processor memory A system and method for data record summarization and exception testing is provided in which a data viewer program forms a logical pipe for processing and presenting data records from an input data record source to summarization and exception testing prog... | 02/25/2003 |
| 6523030 | Sort system for merging database entries The present invention is a method for operating a computer system to minimize the number of disk storage access operations used in creating an inverted database. This method divides a database into several smaller subdatabases. The documents of the subdat... | 02/18/2003 |
| 6517596 | Wet pickup attachment for vacuum cleaners A wet pickup attachment for vacuum cleaners has a pair of independent float operated valves to close primary and secondary exhaust openings responsive to different water levels in a collection tank and thereby prevent aspiration of water into a vacuum cle... | 02/11/2003 |
| 6514622 | Sanitary earthen products Disclosed is a sanitary ware which has a self-cleaning function for releasing carboxyl-containing greasy stains or soils, such as fatty acids, fatty esters, metallic soaps (scum of soaps), proteins, amino acids, bacteria, and fungi, and deposited stains o... | 02/04/2003 |
| 6513856 | Roll assist mechanism for tarp systems In a tarp system used to cover an open container such as a truck, the tarp being connected on one longitudinal edge to a roll bar, an improved mechanism for assisting movement of the roll bar comprises one or more constant force springs, each spring attac... | 02/04/2003 |
| 6513439 | Apparatus for marking a target An apparatus for marking a target. The apparatus includes a soft rupturable capsule and a marking agent contained in the capsule. The capsule is rupturable on impact with the target to release the marking agent from the capsule. The marking agent has a vi... | 02/04/2003 |
| 6514594 | Fluorescent polymeric articles having screening layer formed from U.V. light absorbing polymer A fluorescent article is disclosed in which a U.V. light screening layer comprising a polymer having in its backbone repeating units of a U.V. light absorbing moiety, or a moiety capable of being transformed by Photo-Fries rearrangement into a U.V. light ... | 02/04/2003 |
| 6513010 | Method and apparatus for separating processing for language-understanding from an application and its functionality The invention relates to a method and an apparatus for separating processing for language understanding from an application and its functionality. The application for example contains functionality within a provided domain, whereby the domain and its func... | 01/28/2003 |
| 6511256 | Pavement marker with improved daytime visibility and fluorescent durability A pavement marker having improved daytime visibility comprises a transparent fluorescent top portion having a top surface and a front edge. Light received by the top surface of the top portion results in light being directed internally through the top por... | 01/28/2003 |
| 6507579 | Digital switch rate conversion A switching system for switching data with rate conversion between a high speed bus and a low speed bus, comprising a double-buffered data memory having a read-only port and a write-only port, a plurality of registers and selectors for receiving and stori... | 01/14/2003 |
| 6505198 | Sort system for text retrieval The present invention is a method for operating a computer system to retrieve information from a computer database. This method decomposes documents from the database into subdocuments and then inverts the database. Also, a query for retrieving documents ... | 01/07/2003 |
| 6501015 | Vented cap for equipment pedestal A vented non-metallic cap for equipment pedestals having high heat generating components is disclosed. The cap is constructed of a plastic base and a plastic top cover with a stainless steel insect screen between these elements. The base includes a centra... | 12/31/2002 |
| 6499249 | Device and method for presenting fresh products Device for presenting fresh products, in particular (cut) flowers, provided with containers for the fresh products which are arranged one above another and filled with liquid, at least one of which containers accommodates a liquid overflow for draining li... | 12/31/2002 |
| 6499203 | Panel seaming device The present invention is a panel seaming device that can seam both curved and straight panels. The panel seaming device accomplishes this task by incorporating a unique mechanical drive configuration that includes two gear box driven by a single motor and... | 12/31/2002 |
| 6500616 | Methods of monitoring genomic integrity and detecting genomic destabilization of plant cells in tissue culture The invention provides a method for obtaining molecular markers for use as a diagnostic and quality control tool to identify genomic polymorphisms that arise during the process of tissue culture of in vitro propagated plants. By using a representational d... | 12/31/2002 |
| 6498922 | Regional programming in a direct broadcast satellite A multi-beam DBS satellite system capable of providing spectrally efficient regional programming is disclosed. The inventive system includes at least one DBS satellite having a repeater connected between multiple uplink antennas and multiple downlink ante... | 12/24/2002 |
| 6498491 | Battery monitoring system A power distribution system is provided comprising a power regulator, a battery circuit, and a battery monitoring system. The power converter is provided for converting AC power to DC power and for providing DC power to a load. The battery circuit is coup... | 12/24/2002 |
| 6496639 | Method and apparatus for upgrading an optical fiber communication system A method and apparatus for low cost upgrading on demand of an optical fiber communication system from a single communication channel at one frequency to two communication channel systems at two different frequencies.... | 12/17/2002 |
| 6492942 | Content-based adaptive parasitic array antenna system An adaptive parasitic array antenna system having properties of directive gain, self-pointing and interference rejection is provided including an adaptive parasitic array antenna comprising at least one active element and one or more parasitic elements co... | 12/10/2002 |
| 6492745 | Battery disconnect system A battery control system for controlling the connection of a plurality of batteries to a load is provided. The system comprises a plurality of switches and a plurality of controllers. Each switch is operable to connect or disconnect one of the batteries f... | 12/10/2002 |
| 6489852 | Slew controlled frame aligner for a phase locked loop A phase locked loop (PLL) is provided for synchronizing a PLL output signal to a plurality of reference clock signals and for aligning the PLL output signal with a distributed frame signal. The PLL includes a slew controlled frame aligner for controlling ... | 12/03/2002 |
| 6482659 | Post-epitaxial thermal oxidation for reducing microsteps on polished semiconductor wafers A method for reducing microsteps on an epitaxial layer deposited on a polished semiconductor wafer substrate by post-epitaxial thermal oxidation. The method produces very smooth semiconductor wafers by performing the steps of depositing an epitaxial layer... | 11/19/2002 |
| 6480122 | Power supply for ethernet LAN connected telephone A powering arrangement for providing power to an Ethernet connected device, comprising a power unit connected via a first terminal to the device and via a second terminal to an Ethernet cable carrying two signal wire pairs and two spare wire pairs. A conn... | 11/12/2002 |
| 6474895 | Writing instrument and method of producing the same A writing instrument has an accurate operation and simple structure in a mechanism for controlling ink supply by air enclosed in an ink passage, and a method of producing the same. The ink is blocked by the air enclosed in a blocking chamber (11), the blo... | 11/05/2002 |
| 6476473 | Memory module having backup function The present invention relates to a backup module for a standard memory chip, more especially a standard memory chip (for example, DIP, QFJ and PLCC packages) having high-density pins for the backup of a personal computer. If the standard memory chip is ou... | 11/05/2002 |
| 6476519 | Power back-up unit with low voltage disconnects that provide load shedding A power back-up unit is provided which includes a primary power source that is connected to a plurality of loads, including a critical load and a non-critical load. A secondary power source is also provided. A first low voltage disconnect is electrically ... | 11/05/2002 |
| 6472073 | Hydrophobic thin films on magnesium fluoride surfaces A magnesium fluoride surface having a thin film of amphiphilic molecules bonded thereto by way of a primer film of a metal oxide having a surface that hydrolyzes on exposure to airborne moisture. The amphiphilic molecules are chemically bonded to hydroxy ... | 10/29/2002 |
| 6472050 | Light stable fluorescent vinyl suitable for use as a highway retroreflective roll-up sign Polyvinyl chloride ("PVC") compositions and articles are provided which are suitable for fabricating flexible, reflective roll-up roadway signs in which a fluorescent perylene imide dye is present in the PVC reflective layer. The compositions afford enhan... | 10/29/2002 |
| 6473755 | Overlapping subdocuments in a vector space search process The present invention is a method and apparatus for retrieving information from a database. Initially, the documents within the database are divided into mutually exclusive subdocuments that generally correspond to paragraphs of text. The present inventio... | 10/29/2002 |
