The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
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| Number | Title | Issue Date |
| 7863547 | Microwave chamber Microwave apparatus for exposing materials on an elongated member, such as a mandrel, to microwave energy. The apparatus includes a cylindrical microwave exposure chamber (10). Elongated slots (20) spaced about the circumference of the chamber (10 | 01/04/2011 |
| 7427730 | Sound wave therapy application system A system including a method and apparatus for applying sound wave therapy to a mammal utilizing a silicone layer at or near the skin to enhance the therapeutic affect. ... | 09/23/2008 |
| 7332676 | Discontinued cable shield system and method Implementations of a discontinuous cable shield system and method include a shield having a multitude of separated shield segments dispersed along a length of a cable. The separated shield segments can serve as an incomplete, patch-worked, discontinuous, ‘granulat... | 02/19/2008 |
| 7077145 | Equipment and methods for manufacturing cigarettes Cigarettes manufactured using modified automated cigarette making apparatus can possess smokable rods having paper wrapping materials having additive materials applied as patterns. The additive materials, which can have the forms of liquid or paste formulations, are... | 07/18/2006 |
| 7073514 | Equipment and methods for manufacturing cigarettes Cigarettes are manufactured using modified automated cigarette making apparatus. Those cigarettes possess smokable rods having paper wrapping materials having additive materials applied thereto as patterns. The additive materials, which can have the forms of liquid ... | 07/11/2006 |
| 7035556 | Method and apparatus for preventing fire in printing machines A method and an apparatus for preventing damage inside a printing machine caused by the radiation of microwaves emanating from microwave mechanisms. Undesired effects of the microwave radiation are automatically detected and then limited by countermeasures. Special ... | 04/25/2006 |
| 7034265 | Device and method for cleaning microwave devices Cleaning a microwave device, in particular for drying print substrate in a printing machine, with a microwave source providing an irradiation field and a resonator chamber, wherein a microwave-penetrable material on the inside surfaces of the resonator chamber for f... | 04/25/2006 |
| 7026588 | Microwave treatment of objects and single-piece components The invention concerns a device for microwave treatment in an applicator (1), characterized in that it comprises, arranged in the applicator, impedance adapting dielectric means (2, 7, 8) having shapes and dimensions adapted to the objects (10) ... | 04/11/2006 |
| 6965099 | Geometry for web microwave heating or drying to a desired profile in a waveguide A microwave heater and/or dryer has a nonlinear or curvilinear relative slot profile geometry. In one embodiment, the microwave dryer has at least one adjustable field modifier making it possible to change the geometry of the heater or dryer when drying different we... | 11/15/2005 |
| 6938358 | Method and apparatus for electromagnetic drying of printed media A method, apparatus and article of manufacture for providing electromagnetic drying of printed media. A resonant cavity allows support of standing waves along many radial axes throughout the resonant cavity. The electromagnetic drying unit allows forced air to be in... | 09/06/2005 |
| 6909871 | Method and device for fusing toner onto a substrate A fusing device complemented by a microwave application. ... | 06/21/2005 |
| 6906297 | Method and device for microwave-heating prepared meals sealed in trays Trays placed in an autoclave are coupled with microwaves from microwave generators and move back and forth as they are processed to ensure even heating. The generators are placed at the side of the autoclave so each generator connects to a wave guide in the autoclav... | 06/14/2005 |
| 6870123 | Microwave applicator, plasma processing apparatus having same, and plasma processing method In order to more accurately control the radiation characteristics of microwaves to improve the controllability of processing in radial and circumferential directions of an article, there are disclosed a microwave applicator and a plasma processing apparatus using th... | 03/22/2005 |
| 6861632 | Microwave oven A microwave oven includes a motor for a stirrer and a motor mounting unit. The motor is provided at an outer circumferential surface thereof with a first flange having a hole. The motor mounting unit is provided on an outer surface of a wave guide, and includes a se... | 03/01/2005 |
| 6852963 | Wall-mounted type microwave oven A wall-mounted type microwave oven includes an outer cabinet defining an outer appearance thereof, an inner cabinet disposed in the outer cabinet to define a flow path therebetween, a sensor disposed in the flow path to check conditions of air flowing in the flow pa... | 02/08/2005 |
| 6787339 | Microfluidic devices having embedded metal conductors and methods of fabricating said devices The present invention provides low cost microfluidic devices having embedded metal conductors. The devices of the invention comprise a electronic component comprising a substrate having a first surface, a layer of electrically-conductive material deposited on a port... | 09/07/2004 |
| 6753517 | Microwave-assisted chemical synthesis instrument with fixed tuning An instrument is disclosed for microwave-assisted chemical processes that avoids tuning discrepancies that otherwise result based upon the materials being heated. The instrument includes a source of microwave radiation, a waveguide in communication with the source, ... | 06/22/2004 |
| 6605454 | Microfluidic devices with monolithic microwave integrated circuits A microwave device has a monolithic microwave integrated circuit (MMIC) disposed therein for applying microwave radiation to a microfluidic structure, such as a chamber, defined in the device. The microwave radiation from the MMIC is useful for heating sa... | 08/12/2003 |
| 6583394 | Apparatus and method for processing ceramics Apparatus and a method for processing a ceramic material includes placing the ceramic material in a microwave heating apparatus having a microwave cavity; subjecting the ceramic material to a combination of microwave radiation and conventional heat; and c... | 06/24/2003 |
| 6425663 | Microwave energy ink drying system A microwave ink drying apparatus for an ink jet printer includes a microwave applicator. The applicator may be attached to a movable print carriage. The applicator may further comprise a slot antenna. The slot antenna may be formed as a dual slot, with on... | 07/30/2002 |
| 6072167 | Enhanced uniformity in a length independent microwave applicator A microwave applicator including a cylindrical elongated chamber used to process materials therein; a microwave power source capable of producing microwave power having an electric field; a waveguide connected to the chamber couples microwave power into t... | 06/06/2000 |
| 6054696 | Feedback system to automatically couple microwave energy into an applicator A microwave processing system comprising a microwave applicator and a microwave source. A microwave source generates a microwave field at an output frequency. A frequency of the microwave field in the elongated chamber and the output frequency of the micr... | 04/25/2000 |
| 5712672 | Recording sheet transport and effluents removal system A transport system for transporting a recording sheet having liquid ink deposited thereon through a dryer for drying the liquid ink having an input portion and an output portion. The transport system includes a transport belt disposed between the input po... | 01/27/1998 |
| 5589140 | Continuous denitration apparatus A continuous denitration apparatus capable of ensuring mass processing of a nitrate solution of a nuclear fuel and a continuous stable operation. By a rotation of screws, uranium nitrate solution supplied from a liquid feed inlet is continuously conveyed.... | 12/31/1996 |
| 5543605 | Microwave fiber coating apparatus Apparatus for heating a fiber using microwave energy. The apparatus has a source of microwave energy feeding and applicator. The applicator is configured to concentrate the microwave energy on a chamber holding a fiber. Fibers made or coated using chemica... | 08/06/1996 |
| 5509956 | Regenerative apparatus for recovery of volatiles A process and apparatus wherein an adsorption media, containing contaminants adsorbed from a contaminated gas stream, are contained in a media chamber. This chamber is defined by a generally cylindrical vessel, and the adsorption media comprises a polymer... | 04/23/1996 |
| 5487875 | Microwave introducing device provided with an endless circular waveguide and plasma treating apparatus provided with said device A microwave introducing device has an endless circular waveguide provided with a plurality of slots. The circular waveguide is provided with a microwave introducing portion connected to a microwave power source, and the plurality of slots are spaced throu... | 01/30/1996 |
| 5369250 | Method and apparatus for uniform microwave heating of an article using resonant slots In the heat treatment of food particularly pre-packed food it is important to control the temperature and to provide uniform heat distribution within the article, By using a number of microwave emission slots in a waveguide which are brought to resonance ... | 11/29/1994 |
| 5272301 | Thermostatically-controlled microwave used for treatment of internal tissue of the eye A miniaturized microwave applicator comprises a thin-wall metal dielectric-filled waveguide having a thermocouple preferably disposed in a groove in the surface of the dielectric radiating aperture of the waveguide when the aperture is placed in contact w... | 12/21/1993 |
| 5190054 | Microwave hyperthermia probe Heating pattern uniformity is provided in a coaxial microwave hyperthermia probe by varying the open area in the outer conductor in an axial direction such that there is a maximum open area in the axial center portion. The variations may be provided by wi... | 03/02/1993 |
| 5097845 | Microwave hyperthermia probe Heating pattern uniformity is provided in a coaxial microwave hyperthermia probe by varying the open area in the outer conductor in an axial direction such that there is a maximum open area in the axial center portion. The variations may be provided by wi... | 03/24/1992 |
| 5064979 | Microwave air float bar for drying a traveling web Microwave air float bar for use in floating and drying a continuous planar web of a material in a dryer. Radiated microwave radio frequency energy from a microwave in an air bar accelerates drying, or evaporation of solvents, or curing of planar web mater... | 11/12/1991 |
| 4870236 | Apparatus using microwave energy for heating continuously passing goods along a wide path An arrangement for heating with the aid of microwave energy, comprising a microwave generator constructed to supply a waveguide, the waveguide having provided in one side surface thereof a dielectric plate through which microwave energy propagates. In acc... | 09/26/1989 |
| 4866231 | Microwave chamber for heating biological matter An applicator sheath for use with a microwave energy source for controlled heating of biological matter. The sheath has a chamber lined with a metallic absorbing material to alternate energy delivered by the microwave energy source. The energy is delivere... | 09/12/1989 |
| 4743725 | Coaxial line microwave heating applicator with asymmetrical radiation pattern A microwave heating applicator usable in preformed holes in mansonry and the like for heating and dehumidifying areas around the holes is formed from a length of coaxial transmission line. Radiating elements are formed in the outer conductor of the coaxia... | 05/10/1988 |
| 4625089 | Water load container device for a microwave heat applicator A modularized water load device for a microwave heat applicating unit comprising a resonator, a waveguide and a source of microwave energy. The constituent units or components of the water load device are arranged in a sandwich like manner to form a readi... | 11/25/1986 |
| 4625088 | Center wall with sloped ends for a microwave heat applicator A heat applicating device having a resonator divided into a plurality of chambers by one or more energy radiating wall like members. The energy radiating wall member is coupled to a microwave energy source at a point on one edge thereof whereby a magnetic... | 11/25/1986 |
| 4620593 | Oil recovery system and method A slotted radiating unit is lowered into a well casing of limited cross section, and microwave energy is fed downwardly thereto via a transmission line also installed in the casing. Two embodiments of the radiating unit are disclosed, and two embodiments ... | 11/04/1986 |
| 4600822 | Microstripline for use in microwave heating A microstripline for use in a microwave heating comprising conductors each provided over both surfaces of a dielectric base plate. A plurality of slits are arranged distributed in the propagating direction of a microwave on at least one conductor, thereby... | 07/15/1986 |
| 4590348 | System for heating materials with electromagnetic waves A system for controlling microwave heaters in order to efficiently heat frozen ground. The heaters are energized and deenergized by a control unit in response to the temperature sensed a selected distance from a heater. The control unit also deenergizes t... | 05/20/1986 |