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Class Information
Number: 219/750
Name: Electric heating > Microwave heating > Field modification > With power feed structure > With tuning or particular modes
Description: Subject matter wherein (a) an arrangement matches electrical parameters of an input microwave energy signal with that of an impedance of the cavity or a load within or (b) a power source generates a specific form of wave propagation within the cavity.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7498548 |
Microwave heating system and method for removing volatiles from adsorbent materials |
Mar. 3, 2009 |
| 7405382 |
System for microwave enhanced chemistry |
Jul. 29, 2008 |
| 7388179 |
Microwave radiating applicator with reduced sensitivity to surrounding media |
Jun. 17, 2008 |
| 7332697 |
Photonic bandgap reflector-suppressor |
Feb. 19, 2008 |
| 7208710 |
Uniform microwave heating method and apparatus |
Apr. 24, 2007 |
| 7122772 |
Microwave resonator and method of operating microwave resonator |
Oct. 17, 2006 |
| 7091457 |
Meta-surface waveguide for uniform microwave heating |
Aug. 15, 2006 |
| 7034266 |
Tunable microwave apparatus |
Apr. 25, 2006 |
| 7022954 |
Microwave cavity resonator for heating printing substance and/or toner |
Apr. 4, 2006 |
| 6960747 |
Microwave applicator system |
Nov. 1, 2005 |
| 6933482 |
Microwave heating apparatus |
Aug. 23, 2005 |
| 6906297 |
Method and device for microwave-heating prepared meals sealed in trays |
Jun. 14, 2005 |
| 6888114 |
Microwave heating method |
May. 3, 2005 |
| 6884979 |
Method and apparatus for uniform heating in a microwave oven |
Apr. 26, 2005 |
| 6861632 |
Microwave oven |
Mar. 1, 2005 |
| 6852963 |
Wall-mounted type microwave oven |
Feb. 8, 2005 |
| 6831259 |
Apparatus for the heating of pressed stock in the manufacture of boards of material |
Dec. 14, 2004 |
| 6797929 |
Cylindrical reactor with an extended focal region |
Sep. 28, 2004 |
| 6781102 |
Microwave feed system for a cooking appliance having a toroidal-shaped waveguide |
Aug. 24, 2004 |
| 6740858 |
Microwave heating applicator for heating a moving fluid |
May. 25, 2004 |
| 6693266 |
Microwave heating apparatus and method of heating objects |
Feb. 17, 2004 |
| 6630653 |
Device for adjusting the distribution of microwave energy density in an applicator and use of this device |
Oct. 7, 2003 |
| 6630654 |
Microwave heating apparatus |
Oct. 7, 2003 |
| 6614010 |
Microwave heating apparatus |
Sep. 2, 2003 |
| 6590191 |
Method and apparatus for electromagnetic exposure of planar or other materials |
Jul. 8, 2003 |
| 6583395 |
Focusing microwave applicator |
Jun. 24, 2003 |
| 6469286 |
Variable-impedance unit, microwave device using the unit, and microwave heater |
Oct. 22, 2002 |
| 6437303 |
Method and furnace for microwave sintering of nuclear fuel |
Aug. 20, 2002 |
| 6396034 |
Method and apparatus for electromagnetic exposure of planar or other materials |
May. 28, 2002 |
| 6396037 |
Dielectric heating device |
May. 28, 2002 |
| 6365885 |
Microwave processing in pure H fields and pure E fields |
Apr. 2, 2002 |
| 6316759 |
Microwave heating apparatus for gas chromatographic columns |
Nov. 13, 2001 |
| 6274858 |
Bends in a compact circularly polarized microwave feed |
Aug. 14, 2001 |
| 6259077 |
Method and apparatus for electromagnetic exposure of planar or other materials |
Jul. 10, 2001 |
| 6207941 |
Method and apparatus for rapid drying of coated materials with close capture of vapors |
Mar. 27, 2001 |
| 6157015 |
Microwave heating apparatus for gas chromatographic columns |
Dec. 5, 2000 |
| 6153868 |
Microwave application device, particularly for baking products on a metal carrier |
Nov. 28, 2000 |
| 6121595 |
Applicator to provide uniform electric and magnetic fields over a large area and for continuous processing |
Sep. 19, 2000 |
| 6114677 |
Microwave heating apparatus having a metal plate rotatably disposed in a wave guide |
Sep. 5, 2000 |
| 6104018 |
Uniform bulk material processing using multimode microwave radiation |
Aug. 15, 2000 |
| 6097019 |
Radiation control system |
Aug. 1, 2000 |
| 6097018 |
Circular polarization generating system for microwave oven |
Aug. 1, 2000 |
| 6093921 |
Microwave heating apparatus for gas chromatographic columns |
Jul. 25, 2000 |
| 6077478 |
Microwave powered sterile access port |
Jun. 20, 2000 |
| 6072167 |
Enhanced uniformity in a length independent microwave applicator |
Jun. 6, 2000 |
| 6057535 |
Electric cooking oven with improved energy distribution |
May. 2, 2000 |
| 6054696 |
Feedback system to automatically couple microwave energy into an applicator |
Apr. 25, 2000 |
| 6034363 |
Uniform batch processing using microwaves |
Mar. 7, 2000 |
| 6034362 |
Circularly polarized microwave energy feed |
Mar. 7, 2000 |
| 6020579 |
Microwave applicator having a mechanical means for tuning |
Feb. 1, 2000 |
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