Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7384456 | Modular frame for air purification devices A modular frame for use in air purification devices is described. In one aspect of the invention, a plurality of frame members are arranged in a linked stack to form a housing for components of an air purification device. The frame members are arranged to define a f... | 06/10/2008 |
| 7332020 | Gas treating device A gas treating device capable of electrically collecting dust and of decomposing odors and other matter by plasma includes a plasma generating device integrally incorporated into an ionization part in a casing. The ionization part has an ionization line and a column... | 02/19/2008 |
| 7291207 | Air treatment apparatus with attachable grill Embodiments of the present invention are directed to a method and apparatus for moving air using an air treatment apparatus, the air treatment apparatus preferably including at least one first electrode, at least one second electrode, and at least one third electrod... | 11/06/2007 |
| 7288583 | Method of content protection with durable UV absorbers The contents of clear or lightly colored plastic containers or films are protected from ultraviolet radiation by the incorporation of certain UV absorbers of the class of durable benzotriazoles and tris-aryl-s-triazines in the container or film. Contents to be prote... | 10/30/2007 |
| 7258715 | Air cleaner An improved filter element for use in an electrostatic precipitation air cleaning device, the filter element including rod electrodes arranged through a stack of alternating fluted plastic sheets and plate electrodes. Successive plate electrodes are arranged to make... | 08/21/2007 |
| 7250202 | Recording sheets for ink jet printing A recording sheet for ink jet printing comprising a support onto which is coated at least one ink receiving layer and includes a porous inorganic oxide and an aliphatic hydroxycarboxylic acid with at least 2 C atoms. ... | 07/31/2007 |
| 7244290 | Electrostatic room air cleaner An electrostatic room air cleaner includes a housing having a given profile and a plurality of electrostatic precipitation collector units arrayed in the housing with a common fan to circulate room air through the plurality of electrostatic precipitation collector u... | 07/17/2007 |
| 7244289 | Air purifier with detachable ionizer unit An air purifier includes an outer casing and an ionizer module. The outer casing has a top portion, a bottom portion having an electrode opening, an air purifying cavity defining between the top and bottom portion, and a peripheral opening communicating with the air... | 07/17/2007 |
| 7160364 | Discharge electrode A discharge electrode for an electrostatic precipitator has a collar having two oppositely disposed arms extending radially therefrom, with each radially extending arm terminating in a number of tines at its free end. Each tine is pointed and is curved relative to a... | 01/09/2007 |
| 7160363 | Electrostatic filter construction This publication discloses an electrostatic filter construction, which includes electrodes connected to a first electrical potential, second electrodes, which are electrically insulated from the first electrodes, and an insulating material acting as a particle filte... | 01/09/2007 |
| 7101537 | Tricyclic quinoxaline and quinoline derivatives as a UV filter The invention relates to the use of quinoxaline derivatives of formula I, represented by formulas 1a and 1b, as photostable UV filters, in particular in cosmetic and pharmaceutical preparations for protecting the human epidermis or human hair against U... | 09/05/2006 |
| 7090717 | Air purifier An air purifier has a simply manufactured and assembled ionizer, which improves the charging efficiency for dust particles using multi-directional discharge and prevents electrical accidents. The air purifier includes an ionizer and a collector. The ionizer includes... | 08/15/2006 |
| 7048780 | Air purifier An air purifier has a simply manufactured and assembled ionizer, which increases the charging efficiency for dust particles through maximally increased discharge spaces and prevents electrical accidents. The air purifier includes an ionizer and a collector. The ioni... | 05/23/2006 |
| 7008798 | Cyanine dyes as labeling reagents for detection of biological and other materials by luminescence methods The present invention pertains to luminescent dyes and methods for covalently attaching the dyes to a component or mixture of components so that the components may be detected and/or quantified by luminescence detection methods. The dyes are cyanine and cyanine-type... | 03/07/2006 |
| 6951580 | Method for minimizing bowing of collector plates in an electrostatic precipitator, and a collector plate-clip combination A bow-reduced precipitator collector plate assembly and an appertaining method include a precipitator collector plate that contacts a spring-like stiffening element configured to be attached to a fixed anchor or an adjacent anchoring collector plate. The stiffening ... | 10/04/2005 |
| 6919454 | Biphenyl-substituted triazines Biphenyl-substituted triazines of the formula which are notable for high thermal stability, are used as stabilizers for organic polymers to counter damage thereto caused by light, oxygen and heat, as light stabilizers ... | 07/19/2005 |
| 6599349 | Precipitating tube bundle for wet electrofilters A precipitation tube bundle for wet electrostatic filters is provided. The precipitation tube bundle consists of a plurality of single-piece precipitation tubes which are held at a distance from each other by an upper support collar, a central guide ring ... | 07/29/2003 |
| 6440199 | Electric filter The invention relates to an electric filter which includes emission and separation systems, which are intended for separating particles from a gaseous, particle-containing medium passing through the electric filter, and a filter chamber (1) which surround... | 08/27/2002 |
| 6355095 | DC/AC air cleaner for a vehicle A DC/AC air cleaner for a vehicle includes a chassis having a bottom plate and two side plates formed on two sides of the bottom plate, respectively. An insertion slot is defined in the bottom plate, and two inner plates are mounted between the side plate... | 03/12/2002 |
| 5993520 | Electronic dust collecting type air purifier An electronic dust collecting type air purifier which includes a dust collecting device, which includes a plurality of electrically insulative trays arranged in a stack, a plurality of filter beds made from metal wire coils and respectively mounted in the... | 11/30/1999 |
| 5669963 | Electronic air cleaner A simplified electronic air cleaner cell structure having a pair of spaced plastic side support members which provide the entire support for the ionizer elements and collector elements mounted therebetween. Portions of one of the side members are made of ... | 09/23/1997 |
| 5248324 | Electrostatic precipitator An electrostatic precipitator of the present invention is composed of a discharge section positioned in a casing inducing gas to be treated containing unwanted matters such as dust and miscellaneous bacteria from a gas feeding duct to a gas exhaust duct a... | 09/28/1993 |
| 5198003 | Spiral wound electrostatic air cleaner and method of assembling An electrostatic air cleaner collector and/or ionizer section has their oppositely charged elements being formed of single, continuous, electrically conductive elements, spirally wound around insulator rods to jointly define a spiral passage through which... | 03/30/1993 |
| 5125936 | Emission electrode The invention relates to an emission electrode (10) for use in an electrostatic precipitator, in combination with one or more collector electrodes, wherein the emission electrode includes a carrier bar (11) and a plurality of electrode elements (12). One ... | 06/30/1992 |
| 5061462 | Apparatus for producing a streamer corona An apparatus for producing a stable streamer corona discharge, used for example for cleaning exhaust gases of automobiles, has a first electrode including an electrical conductor which is made of a stainless steel bar having discrete protrusions or contin... | 10/29/1991 |
| 4715870 | Electrostatic filter dust collector This electrostatic filter dust collector has a dust collecting section which is assembled by using a mini-plate type filter member having a small width of the fold thereof and a short distance between the adjacent ridge portions thereof. Since a plurality... | 12/29/1987 |
| 4155792 | Process for producing a honeycomb of synthetic-resin material for use in an electrostatic precipitator A process for producing a honeycomb of synthetic-resin material for use as the collector electrode of an electrostatic precipitator comprises assembling the honeycomb from plate strips having the cross section of sheet piling and made by hot molding from ... | 05/22/1979 |
