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| Number | Title | Issue Date |
| 6788640 | Universal mass storage information card and drive assembly This invention relates to a universal mass storage information card comprising a first data storage portion having a circular geometry in the form of a disk and a second data storage portion physically detachable from the first data storage portion with the second d... | 09/07/2004 |
| 6273720 | Dental implant system A dental implant system including an implant having an incisal portion for insertion into a alveolar receptor site formed in the jawbone to receive the implant, a collar having a beveled shape extending superiorly from the incisal portion with a smooth po... | 08/14/2001 |
| 6036493 | Dental bleaching system and method A dental bleaching system and method having two separated components adapted to be dispensed from a single dispenser as a mixed viscous dental bleach composition. The first component comprises aqueous hydrogen peroxide and the second component includes a ... | 03/14/2000 |
| 6032677 | Method and apparatus for stimulating the healing of medical implants A technique to enhance the stability of dental and orthopedic implants (including artificial joints and fractures) by inducing implant micromotion via a permanent magnet coupled to the implant which is vibrated using a cyclic magnetic force to enhance gro... | 03/07/2000 |
| 5975903 | Dental implant and implant system A dental implant and dental implant system which permits installation of the dental implant in shallow bone to increase anchorage of the dental implant in bone with the dental implant having an elongated shaft adapted for insertion within the alveolar cav... | 11/02/1999 |
| 5977729 | Electrochemical radial cell engine An electrochemical radial cell engine comprising an engine block, a motor supported by the engine block, at least one electrochemical reaction cell including a rotatable enclosure containing a source of anode material, preferably in the form of a multipli... | 11/02/1999 |
| 5962029 | Iodine germicides that continuously generate free molecular iodine A method for forming an iodine disinfecting solution that continuously generates free molecular iodine at a controlled average rate of at least 0.2 ppm per hour over a sustained and extended time period. The method involves combining persulfate anions and... | 10/05/1999 |
| 5757273 | Multifunctional personal alert safety system The multifunctional personal alert safety system of the present invention includes a portable safety monitoring device which is removably coupled for independent operation to an external self contained breathing apparatus (SCBA) containing a source of pre... | 05/26/1998 |
| 5593305 | Moldable dental composition A moldable dental composition including high-fusing temperature metal particles and a binder comprising wax preferably in a concentration of above at least twenty percent (20%) of the composition. The high-fusing temperature metal particles should have an... | 01/14/1997 |
| 5562002 | Positive displacement piston flow meter with damping assembly A piston flow meter for measuring the flow of a gaseous fluid, such as ambient air, through the flow meter by timing the displacement of a piston in a hollow precision bore flowtube over a fixed distance. The piston is reciprocated from opposite ends of t... | 10/08/1996 |
| 5518621 | Process for drying and solvent extraction of contaminated water-wet soils, sediments, and sludges This invention is a continuous process combining water evaporation and solvent extraction of contaminated water-wet soil, sediment or sludge, including specifically, but not exclusively Petroleum Refinery "K" and "F" wastes as defined by the U.S. Environm... | 05/21/1996 |
| 5512384 | Battery and method of battery control for enhancing electrochemical reactions The battery includes an anode and cathode structure spaced a fixed distance apart, a movable conveyor having electrolyte impregnated therein and means for advancing the conveyor to engage the anode and/or cathode at the anode and/or cathode interface with... | 04/30/1996 |
| 5468645 | Method for real-time colorimetric measurement of exposure to airborne pollutants A method for reading and analyzing a diffusion-cell colorimetric exposimeter for making a quantitative determination of the time-weighted average (TWA) exposure to airborne gases or vapors. The diffusion cell is optically scanned to form color video signa... | 11/21/1995 |
| 5419902 | Method for inactivating pathogens This invention relates to a method for inactivating pathogens using the peroxidase enzyme. The peroxidase enzyme is reacted with hydrogen peroxide or a source of hydrogen peroxide and an iodide anion to generate reaction products which are separated from ... | 05/30/1995 |
| 5408886 | Positive displacement piston flow meter with internal valve A piston flow meter for measuring gas flow through the flow meter comprising a hollow precision bore flowtube in a vertical orientation, with a movable piston containing a valve assembly for movement in concert with the piston between opposite ends of the... | 04/25/1995 |
| 5370815 | Viscous epidermal cleaner and disinfectant This invention relates to a viscous epidermal cleaner and disinfectant using peroxidase, peroxide, an iodide compound, surfactants and buffering agents to control the pH when admixed in water for forming a viscous composition with a pH between 3.0 and 6.5... | 12/06/1994 |
| 5371826 | Dental fiber optic light bundle with uniform taper A fiber optic light guide for forming a concentrated high intensity light, comprising a multiplicity of fiber optic strands bundled together, with each strand uniformly tapered to form an elongated tapered section having a cumulative taper of less than fi... | 12/06/1994 |
| 5364593 | Direct-read colorimetric exposimeter A direct-read exposimeter for providing a visual, graded measurement of color variation corresponding to different ranges of dosage exposure to a polluting gas in the atmosphere over a given time period. The exposimeter includes a color-forming member and... | 11/15/1994 |
| 5336091 | Moldable dental material and method A moldable dental composition for use in forming or repairing dental restorations composed of a mixture of high- and low-fusing temperature metal particles and a volatile binder, composed substantially or entirely of wax, with the binder having a concentr... | 08/09/1994 |
| 5334015 | Magnetic orthodontic appliance An orthodontic appliance for intraorally distalizing teeth without patient compliance, comprising a pair of small complementary permanent magnetic elements, each having a coaxial hole for slidably mounting the magnets on a single common sectional wire, in... | 08/02/1994 |
| 5332622 | Moldable dental material for forming or repairing a dental restoration A moldable dental composition for use in forming or repairing dental restorations composed of a mixture of high- and low-fusing temperature metal particles, finely divided carbonaceous particles, preferably of activated carbon, and a volatile binder in a ... | 07/26/1994 |
| 5295396 | Positive displacement piston flow meter for air flow measurement A positive displacement piston flow meter for measuring air flow comprising a hollow flowtube, preferably arranged in a vertical orientation, having a movable piston disposed in the flowtube for movement between a starting position, preferably at the bott... | 03/22/1994 |
| 5290169 | Optical light guide for dental light-curing lamps The optical light guide of the present invention is composed of a solid, transparent material selected from the class consisting of glass, acrylic, polystyrene, and polycarbonate. The light guide has a head, a tapered section and a curved section. The hea... | 03/01/1994 |
| 5277934 | Method for protecting a graphite chuck for a starter filament in the manufacture of polycrystalline silicon The present invention relates to a method for forming a uniform protective outer coating of pyrolytic graphite on a graphite chuck which is used for supporting a started filament in the manufacture of carbon free polycrystalline silicon.... | 01/11/1994 |
| 5265031 | Diagnostic gas monitoring process utilizing an expert system A process for the continuous analysis of trace contaminants in a process gas of O2, N, Ar or H2. A sample of the process gas is passed through a plurality of analyzers with each dedicated to detect the presence of a predetermined tra... | 11/23/1993 |
| 5256251 | Process for drying and solvent-extraction of solids and sludges A continuous evaporation process for drying water-wet waste solids and sludges, using a paraffin oil solvent, until the waste is dried to a near-zero wastewater product, without experiencing sticky solids. The invention involves (1) mixing the input solid... | 10/26/1993 |
| 5251489 | Fluid flow measuring device A fluid flow measuring device having a positive displacement piston in a precise bore glass flowtube, with flexible diaphragms at opposite ends of the flowtube, to seal the flowtube from the ambient environment. The flowtube is filled with a pure fluid or... | 10/12/1993 |
| 5238986 | Nonaqueous composition for slip casting or cold forming refractory material into solid shapes The composition of the present invention is composed of finely divided solid refractory material suspended in a nonaqueous liquid slip composition. The nonaqueous liquid slip composition consists essentially of a deflocculent composed of a vinyl chloride ... | 08/24/1993 |
| 5239612 | Method for resistance heating of metal using a pyrolytic boron nitride coated graphite boat A method of resistance heating using a graphite container having a graphite body and a pyrolytic boron nitride coating in which a metal charge of predetermined weight is deposited over the coating and the container is heated by the application of a variab... | 08/24/1993 |
| 5234343 | Moldable dental material and method A moldable dental composition for use in forming or repairing dental restorations composed of a mixture of high- and low-fusing temperature metal particles and a wax in a concentration of between thirty to eighty percent by volume of the mixture. The aver... | 08/10/1993 |
| 5173455 | Low sintering cordierite powder composition A Group IIA metal-Group IIIA metal-silicon substantially homogeneous liquid alkoxide is prepared from a reaction mixture of a Group IIA metal, a Group IIIA metal, a silicon tetraalkoxide, and a liquid defined by the formula ROR' where R is an alkyl group ... | 12/22/1992 |
| 5139976 | Cordierite composition and method of production A Group IIA metal-Group IIIA metal-silicon substantially homogeneous liquid alkoxide is prepared from a reaction mixture of a Group IIA metal, a Group IIIA metal, a silicon tetraalkoxide, and a liquid defined by the formula ROR' where R is an alkyl group ... | 08/18/1992 |
| 5130199 | Flexible graphite expandable seal and method An expandable seal of flexible graphite composed of a prestressed flexible graphite composition of a mixture of flexible graphite and a thermoplastic material having a preselected melting temperature corresponding to the temperature at which the seal is t... | 07/14/1992 |
| 5117439 | Method for operating an electrode graphitization furnace The electric furnace operating cycle time is substantially reduced by directing water into the porous pack of carbonaceous material surrounding the electrodes at a water rate adjusted to maximize vaporization of water into steam within the porous pack whi... | 05/26/1992 |
| 5115447 | Arc furnace electrode control System for controlling the positions of each of the three electrodes of a three phase electric furnace to maintain optimum real power delivered to the furnace in the event of electrode short circuiting or arc extinction due to scrap movement in the furnac... | 05/19/1992 |
| 5107437 | Process for isostatic molding A process for isostatic molding permitting density of the product being molded to be measured and controlled in-situ. The process is carried out by weighing the mold assembly in the fluid medium within the pressure vessel inclusive and exclusive of the po... | 04/21/1992 |
| 5105365 | Environmental compliance system A system for assisting the implementation of an environmental compliance program using microcomputer hardware and software to automatically revise the test sampling frequency of potentially hazardous substances based on estimates of risk of exposure deriv... | 04/14/1992 |
| 5102621 | Ternary brazing alloy for carbon or graphite A ternary brazing alloy for carbon or graphite consisting essentially of 0.5-10 wt % titanium, 10 to 50 wt % tin, balance copper.... | 04/07/1992 |
| 5099438 | Method for on-line monitoring and control of the performance of an electric arc furnace A method for on-line monitoring and/or control of an electric arc furnace utilizing a method of data transfer between a programmable logic controller and a microprocessor comprising monitoring data from the furnace over a fixed time cycle, assigning data ... | 03/24/1992 |
| 5062941 | Electrolytic process for stripping a metal coating from a titanium based metal substrate An electrolytic process for stripping a group IVB or VIB metal coating compound from a titanium based metal substrate using an aqueous electrolyte comprising an oxidizing reagent and an acid with a solution pH of less than 4.5.... | 11/05/1991 |
