Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 8157901 | Apparatus for purifying air, in particular for ventilation and air-conditioning systems An apparatus for purifying air, in particular for ventilation and air-conditioning systems, has an air filter (11), which is inserted in an air channel (10) or in a filter wall for collecting dust. A dust agglomerator (12) with a DC voltage fiel... | 04/17/2012 |
| 8097072 | Apparatuses and methods for reducing pollutants in gas streams Apparatuses and methods for reducing pollutants in a gas stream are disclosed. The gas stream is introduced into a condensation chamber to condense the gas stream. It then proceeds into a first reaction chamber adapted to electrochemically alter the gas stream. From... | 01/17/2012 |
| 7651552 | Gas port assembly A gas port assembly is provided for supplying or removing one or more gases to a powered electrode in a plasma processing chamber. The chamber has at least one electrode (11) to which an alternating electrical potential is applied in use, the assembly being e... | 01/26/2010 |
| 7621985 | Plasma torch implemented air purifier An air purifier to improve air quality for breathing is disclosed. A magnetized torch module that passes a large air flow is designed. The emission spectroscopy of the torch indicates that the plasma effluent carries an abundance of reactive atomic oxygen (RAO), whi... | 11/24/2009 |
| 7531028 | Air conditioning system with modular electrically stimulated air filter apparatus An air conditioning system includes an air flow pathway extending through a housing from an inlet to an outlet. Air conditioning apparatus is disposed in the airflow pathway between the inlet and the outlet conditioning an air stream passing through the air flow pat... | 05/12/2009 |
| 7419533 | Separable air purifying apparatus A separable air purifying apparatus is provided, in which a number of purifiers whose purifying capabilities for particular pollutants are reinforced by each purifier are disposed in a space meeting each purifying characteristic in order to enable an independent ope... | 09/02/2008 |
| 7404847 | Apparatus and method for enhancing filtration Disclosed is a filtration enhancement apparatus and an associated method. The apparatus includes a number of electromagnetic grids that are placed in series. The first grid conditions ambient particles to generate particles with both a positive and a negative charge... | 07/29/2008 |
| 7402196 | Mist elimination hood A mist elimination device in the form of a hood for the removal of moisture from a gas stream treated by a WESP includes a series of gutters on the outer surface of the hood to trap liquid droplets and direct the moisture to channels to drain to the lower region of ... | 07/22/2008 |
| 7381379 | Sorbent re-circulation system for mercury control A flue gas purification system comprising in the flue gas stream an electrostatic precipitator, mercury sorbent injection and a two-stage electrostatic separator, and wherein the mercury sorbent injection is positioned between the electrostatic precipitator and the ... | 06/03/2008 |
| 7377957 | Method and construction of filters and pre-filters for extending the life cycle of the filter bodies therein A method of utilizing a filter having a filter body removing solid particles from a fluid, in order to extend the life cycle of the filter body before cleaning or replacement thereof is required, characterized in applying to the fluid, upstream of the filter body, a... | 05/27/2008 |
| 7367997 | Electronic enclosure filter for very small spaces The present invention is directed to an improved electronic enclosure filter for very small spaces, such as small disk drives. The filter includes an exposed electrostatic layer that functions to catch and retain particulate contamination within the filter. The filt... | 05/06/2008 |
| 7368004 | Electric dust collector The electric dust collector has an oblong holding unit provided on the air channel of an air conditioner or the like; a high-voltage applying device provided at an end of the holding unit; a front-open contact protector of substantially inverted U-shape that contain... | 05/06/2008 |
| 7341616 | Apparatus and method for the removal of particulate matter in a filtration system A particulate filtration system for removing particulates suspended in a fluid include, in an exemplary embodiment, a filter element and a pre-collector body component operably connected to the filter element. The pre-collector body component is capable of receiving... | 03/11/2008 |
| 7338181 | Eye protecting table lamp having an air purification function An air purification apparatus and an illuminating apparatus which provide an eye protecting table lamp that emits gentle light and has an air purification function. The eye protecting table lamp comprises a lamp body unit, a lamp base unit, a focus lamp unit and an ... | 03/04/2008 |
| 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 |
| 7326387 | Air decontamination devices Air decontamination devices in one example include a filter directly exposed to ultraviolet (“UV”) radiation on an upstream side and a downstream side. Ozone may be provided to permeate the filter, as well. Reflectors may be provided to reflect UV radiation emit... | 02/05/2008 |
| 7325931 | Projection type video display An ion wind generator is provided at the back of a light source. The ion wind generator negatively ionizes air by corona discharges using negative-side needle electrodes and draws the negatively-ionized air to a ground-side mesh electrode to allow an airflow to be o... | 02/05/2008 |
| 7318859 | Modular adsorbent filters A compact sorbent filter for selectively sorbing contaminants and method of removing contamination from an enclosure with a filter is disclosed. Filters of the present invention comprise two or more modular adsorbent units that can be foldably connected and possibly... | 01/15/2008 |
| 7318856 | Air treatment apparatus having an electrode extending along an axis which is substantially perpendicular to an air flow path An air transporter-conditioner device is disclosed that can include an elongated housing having a bottom, a top and an elongated side wall. The housing can have an inlet located adjacent to the bottom and an outlet located adjacent to the elongated side wall, an emi... | 01/15/2008 |
| 7316735 | Dust collector An apparatus, which collects particulate matter contained in a gas flowing through a flow path formed in a cylindrical shape having an outer surface and an inner surface, includes: an outer shell that forms the outer surface of the flow path; a ground electrode that... | 01/08/2008 |
| 7316729 | Air cleaner with improved airflow An air cleaner is provided according to an embodiment of the invention. The air cleaner includes an air duct including an inlet end and an outlet end, a pre-filter positioned at the inlet end, an electrostatic precipitator positioned in the air duct downstream of th... | 01/08/2008 |
| 7311756 | Fanless indoor air quality treatment An indoor air quality system for a structure is provided. The indoor air quality system includes a ventilation system and a corona discharge apparatus. The ventilation system directs air through the structure. The corona discharge apparatus is positioned within the ... | 12/25/2007 |
| 7300496 | Methods and apparatus for air pollution control A method for filtering particle-laden gas includes electrostatically precipitating particles from the particle-laden gas to produce a gas having residual particulates, agglomerating the residual particulates, and using a fabric filter to filter the agglomerated resi... | 11/27/2007 |
| 7300499 | Airplane air purifier An airplane air purifier employs high voltage electrostatic ionic air charging grid and precipitator plates for the removal of particulates and contaminants, together with germicidal capabilities provided by an ultraviolet wavelength band UVC illuminator within the ... | 11/27/2007 |
| 7300495 | Utilization of high permeability filter fabrics to enhance fabric filter performance and related method A flue gas treatment system for a fossil-burning power plant having a fuel source and a boiler includes a barrier filter downstream of the boiler, the barrier filter including an electrostatically-stimulated fabric filter utilizing high-permeability fabric, having a... | 11/27/2007 |
| 7291205 | Air cleaner An air cleaner eliminates moisture laden in air, thus preventing the moisture from being added to a dust collecting filter and, for example, a deodorizing filter, therefore preventing performance of the dust collecting filter and the deodorizing filter from being de... | 11/06/2007 |
| 7273516 | Plate heat exchanger A plate heat exchanger for exchanging heat between a first air stream and a second air stream includes a plurality of plates limiting first and second exchange chambers which are serially arranged in a transversal direction with respect to the plates. A first air st... | 09/25/2007 |
| 7270698 | Discharge device and air purifier The distance between a discharge electrode and a counter electrode of a discharge device is set to not more than 10 mm such that a streamer discharge is caused between the electrodes. The frequency of sound made by the streamer discharge is raised to 6 kHz or higher... | 09/18/2007 |
| 7267708 | Rigid electrode ionization for packed bed scrubbers An ionizing particulate scrubber is provided for the removal of particulate from a gaseous exhaust stream, said scrubber including two sections: a charging section and a collection section. The charging or ionizing section includes one or more cylindrical tubular gr... | 09/11/2007 |
| 7267712 | Planar electric precipitator A plane type electric precipitator includes an electrode plate of plane shape, made of electricity-conducting material; a collecting plate, parallel to the electrode plate and made of electricity-conducting material; a plurality of electrode units, placed on the ele... | 09/11/2007 |
| 7263240 | Method, system, and software for improving signal quality using pyramidal decomposition A method, system, and software are disclosed for improving the quality of a signal. A base signal is recursively decomposed for a desired number of pyramid levels. The decomposed signal from the lowest level is modified to generate a preprocessed signal. The preproc... | 08/28/2007 |
| 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 |
| 7258729 | Electronic bi-polar electrostatic air cleaner An electro-mechanical electrostatic air cleaner that combines a low air resistance dielectric fibrous filter material positioned between and electrically charged by two electrically resistant carbon coated screens. The screens are charged by a remotely mounted bi-po... | 08/21/2007 |
| 7255722 | Gas filter A filtration portion 11 constituting a filter element 3 is composed of a first filtration material 9 wound around the outer periphery of an inner tube 8 and a second filtration material 10 wound tightly around the outer peripheral ... | 08/14/2007 |
| 7250620 | EUV lithography filter Filters for EUV lithography, methods of manufacture thereof, and methods of filtering in an EUV lithography system are disclosed. The filter comprises a nanotube material layer sandwiched by two thin material layers that are highly transmissive and provide structura... | 07/31/2007 |
| 7241330 | Air cleaner electrostatic precipitator cell An electrostatic precipitator cell is provided according to an embodiment of the invention. The electrostatic precipitator cell includes a connection rod including first and second ends, a length, a cross-sectional shape, and a lengthwise surface. The electrostatic ... | 07/10/2007 |
| 7226496 | Spot ventilators and method for spot ventilating bathrooms, kitchens and closets A spot ventilator and method for spot ventilating a localized environment of a building is provided. The spot ventilator includes a passage and at least one corona discharge apparatus. The passage extending between an inlet positioned in the localized environment an... | 06/05/2007 |
| 7211923 | Rotational motion based, electrostatic power source and methods thereof A power system includes a member with two or more sections and at least one pair of electrodes. Each of the two or more sections has a stored static charge. Each of the pair of electrodes is spaced from and on substantially opposing sides of the member from the othe... | 05/01/2007 |
| 7208023 | Dry dust control materials The present invention discloses methods to reduce dusting in bulk materials, such as coal. The method includes mixing with the bulk material either a fraction of the bulk material having an electrostatic charge opposite that of the remainder of the bulk material or ... | 04/24/2007 |
| 7198660 | Electrostatic device for ionic air emission Ionic emission electrostatic device (1) for depositing on the surface (sp) of a multitude of aerosol particles (p1, p2, . . . , pn) within a fluid (F), a quasi-homogeneous quantity of ions (iq). This electrostatic device (1) is... | 04/03/2007 |
