| Patents for H05B 6 - Heating by electric, magnetic, or electromagnetic fields (31,446) |
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| 08/06/1981 | WO1981002237A1 Circuit-switching device for a heat-cooker |
| 08/04/1981 | US4282416 Unitized structure for a microwave oven |
| 08/04/1981 | US4282267 Methods and apparatus for generating plasmas |
| 08/04/1981 | CA1106452A1 Telemetric temperature probe for microwave oven |
| 07/29/1981 | EP0032841A1 Apparatus for heating electrically conductive flowable media |
| 07/29/1981 | EP0032840A1 Apparatus for heating electrically conductive flowable media |
| 07/28/1981 | US4281372 Power supply for magnetron and the like loads |
| 07/28/1981 | US4281234 Method of induction annealing squirrel cage rotors |
| 07/28/1981 | US4281022 By monitoring the humidity |
| 07/23/1981 | WO1981002058A1 Heat cooker |
| 07/22/1981 | EP0032464A1 Apparatus for heating electrically conductive flowable media |
| 07/21/1981 | US4280045 Skin effect heat generating unit having convective and conductive transfer of heat |
| 07/21/1981 | US4280038 Method and apparatus for inducting heating and melting furnaces to obtain constant power |
| 07/21/1981 | CA1105588A1 Touch control panel for induction heating cook-top |
| 07/21/1981 | CA1105567A1 Radiating mode stirrer for microwave heating system |
| 07/14/1981 | US4278862 Combination microwave and gas oven |
| 07/09/1981 | WO1981001936A1 Through passing heater |
| 07/08/1981 | EP0031589A2 Food heating apparatus provided with a voice synthesizing circuit |
| 07/08/1981 | EP0031550A1 Food heating apparatus |
| 07/07/1981 | US4277667 Induction heating apparatus with negative feedback controlled pulse generation |
| 07/07/1981 | CA1104660A1 Load responsive trigger interval control for induction heating apparatus having inversely parallel connected thyristors |
| 07/07/1981 | CA1104659A1 Commutating circuit for induction heating |
| 07/07/1981 | CA1104649A1 Controllable rectifier circuit for a power supply |
| 07/01/1981 | EP0031313A1 Through passing microwave heater |
| 07/01/1981 | EP0031156A1 Cooking oven with a ceramic humidity sensor |
| 07/01/1981 | EP0031144A1 Food heating apparatus |
| 07/01/1981 | EP0031142A1 Food heating apparatus |
| 07/01/1981 | EP0031141A1 Food heating apparatus |
| 06/30/1981 | US4276468 Electric home appliances |
| 06/30/1981 | US4276462 Microwave heating apparatus |
| 06/30/1981 | US4276082 Process for the heating and/or melting of metals and an induction furnace to carry out the process |
| 06/30/1981 | CA1104214A1 Rf induction heating circuits for float zone refining of semiconductor rods |
| 06/30/1981 | CA1104213A1 Method of cooking thin meats in a microwave oven |
| 06/23/1981 | US4275464 Universal self-diagnosing appliance control |
| 06/23/1981 | US4275283 Apparatus for heating rubber products with UHF energy |
| 06/23/1981 | US4275281 Apparatus for heating an electrically conductive cooking utensil by magnetic induction |
| 06/23/1981 | CA1103748A1 High power factor conversion circuitry |
| 06/10/1981 | EP0030124A1 Method of and apparatus for processing polyethylene terephthalate preforms |
| 06/09/1981 | US4272663 Method and apparatus for cooking |
| 06/09/1981 | US4272313 Method of manufacturing a metal cap with a lining affixed thereto at selected areas |
| 06/09/1981 | CA1102883A1 Microwave generating device--door seal |
| 06/03/1981 | EP0029532A1 Combined stove for microwave and for conventional resistance heating |
| 06/03/1981 | EP0029483A1 Power controlled microwave oven and method of cooking |
| 06/02/1981 | US4271345 Induction heating coil |
| 06/02/1981 | US4271344 High frequency heating oven with cooking vessel |
| 05/28/1981 | WO1981001493A1 Temperature control device for heat cooker |
| 05/27/1981 | EP0029179A1 Combined stove for microwave and for conventional resistance heating |
| 05/26/1981 | US4269581 Apparatus for molding thermosetting material |
| 05/26/1981 | CA1101965A1 Temperature supervising system |
| 05/19/1981 | US4268779 Circuit for controlling current flow from an A.C. source to a load |
| 05/19/1981 | US4268738 Microwave energy moderator |
| 05/19/1981 | US4268465 Method of accelerating the cooling of polymeric articles |
| 05/19/1981 | CA1101498A1 Induction heating fixture for applying adhesive- backed articles |
| 05/19/1981 | CA1101497A1 Microwave tunnel oven for the continuous processing of food products |
| 05/19/1981 | CA1101496A1 Method of making microwave oven seal structure |
| 05/19/1981 | CA1101164A1 Method and apparatus for producing fibers for optical transmission |
| 05/12/1981 | CA1101077A1 Workpiece rotating and feeding apparatus for induction heating inductor |
| 05/06/1981 | EP0027828A1 Inductor for heating rotating metal workpieces, in particular crankshafts, for the purpose of surface hardening at varying operational depths |
| 05/05/1981 | US4266118 Cooking control circuit for cooking range |
| 05/05/1981 | US4266109 Floating valve seat inductor |
| 05/05/1981 | US4266108 Microwave heating device and method |
| 04/30/1981 | WO1981001117A1 Improvements relating to the moulding of thermosetting moulding material |
| 04/29/1981 | EP0027711A2 Heating apparatus safety device using voice synthesizer |
| 04/29/1981 | EP0027471A1 High-frequency heating device |
| 04/28/1981 | US4264800 Microwave oven window |
| 04/22/1981 | EP0027306A1 Induction heating apparatus and method of securing two workpieces or sheets |
| 04/15/1981 | EP0026784A1 An apparatus and method for thawing materials stored in gondola-type containers |
| 04/14/1981 | US4262183 Combination microwave/forced convection oven |
| 04/07/1981 | US4260405 Press forming glass articles having encapsulated material |
| 04/07/1981 | CA1098967A1 Thermostatically controlled fluid valve for microwave devices |
| 04/02/1981 | WO1981000862A1 Methods and apparatus for generating plasmas |
| 04/01/1981 | EP0026094A2 Microwave oven |
| 03/31/1981 | US4259561 Microwave applicator |
| 03/31/1981 | US4259560 Process for drying coal and other conductive materials using microwaves |
| 03/31/1981 | US4258630 Portable turntable for use in microwave ovens |
| 03/25/1981 | EP0025513A1 Heating apparatus with sensor |
| 03/24/1981 | US4258241 Slot furnace for inductively heating axially spaced areas of a workpiece |
| 03/24/1981 | US4258240 Method and apparatus for radio frequency drying of lumber |
| 03/24/1981 | CA1098180A1 Device for inductively heating cylindrical surfaces |
| 03/24/1981 | CA1098179A1 Mounting and sealing arrangement for resistive heater in microwave oven |
| 03/19/1981 | WO1981000801A1 Inductive heating equipment |
| 03/17/1981 | US4256945 Alternating current electrically resistive heating element having intrinsic temperature control |
| 03/17/1981 | US4256944 Apparatus and method for thawing materials stored in gondola-type containers |
| 03/17/1981 | CA1097747A1 Dual-feed microwave oven |
| 03/17/1981 | CA1097746A1 Single-sided microwave applicator for sealing cartons |
| 03/11/1981 | EP0024798A2 Method of food heating control and apparatus therefor |
| 03/10/1981 | US4255640 Door mounted oven controls |
| 03/10/1981 | US4255639 Microwave oven with a programmable digital control circuit |
| 03/03/1981 | US4254319 Portable microwave oven-turntable device |
| 03/03/1981 | US4254318 Door seal arrangement for high-frequency heating apparatus |
| 03/03/1981 | CA1096948A1 Choke for combined microwave and self-cleaning oven |
| 02/24/1981 | US4253092 Microwave leakage detector |
| 02/24/1981 | US4253005 Microwave suppression apparatus |
| 02/24/1981 | US4252487 Microwave method and apparatus for heating pavements |
| 02/24/1981 | US4251950 Electronic silvicidal apparatus |
| 02/24/1981 | CA1096449A1 Microwave heating of foods |
| 02/19/1981 | WO1981000492A1 Device for repairing insulation around joints of electric ables |
| 02/18/1981 | EP0023971A2 Heating control apparatus for cooking oven with vapor sensor, and cooking method |
| 02/17/1981 | US4251707 Inductor for axially and circumferentially heating a rotating workpiece |
| 02/17/1981 | US4251705 Inductor for hardening gear teeth |