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Class Information
Number: 219/396
Name: Electric heating > Heating devices > Combined with container, enclosure, or support for material to be heated > Oven type > With plurality of separate heating units > Of diverse construction or functioning in diverse manners
Description: Subject matter wherein each of the plurality of heating units is of a different mechanical construction or the heat energy produced thereby is utilized in a different manner, as for example by direct heat conduction and by radiation.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8591224 Substrate processing apparatus and substrate processing method Nov. 26, 2013
8575520 Heating systems for heating items in heating compartments Nov. 5, 2013
8342080 Programmable cooking system and method Jan. 1, 2013
8304695 Priority controlled multi-fan convection oven Nov. 6, 2012
8258436 Heating device Sep. 4, 2012
8134100 Heat processing furnace and method of manufacturing the same Mar. 13, 2012
8109263 User activated grease tray drain Feb. 7, 2012
7923663 Composite cooking apparatus Apr. 12, 2011
7888622 Heat-processing furnace and manufacturing method thereof Feb. 15, 2011
7838802 Radiation apparatus with capability of preventing heat convection Nov. 23, 2010
7828387 Seat back structure of upside-recessed-and-headrest-storage type of seat Nov. 9, 2010
7812287 Method for controlling a pyrolysis cleaning process in an oven Oct. 12, 2010
7781702 Cooking apparatus Aug. 24, 2010
7758341 Utility apparatus and utility method of substrate processing apparatus Jul. 20, 2010
7686009 Oven with cooling door Mar. 30, 2010
7683292 Method for cooking a food with infrared radiant heat Mar. 23, 2010
7503762 Substrate processing apparatus and substrate processing method Mar. 17, 2009
7304270 Integrated warmer drawer and warmer zone controls Dec. 4, 2007
7202447 Conveyor type oven Apr. 10, 2007
7019265 Turntable incorporating heating means and oven incorporating the same Mar. 28, 2006
6817282 Cooker Nov. 16, 2004
6815644 Multirack cooking in speedcook ovens Nov. 9, 2004
6723962 Double deck toaster oven Apr. 20, 2004
6693261 Electric stove to cook food, and the like Feb. 17, 2004
6686569 Roasting oven with dual heating elements Feb. 3, 2004
6686563 Combination food preparation and self-serve delivery system Feb. 3, 2004
6570135 Kitchen stove for preparing food, and an oven for preparing food May. 27, 2003
6437294 Pyrolytic self-cleaning oven Aug. 20, 2002
6373029 Enclosed cooking system Apr. 16, 2002
6362458 Food grilling system for oven cavity with byproduct removal Mar. 26, 2002
6316749 Self-cleaning system for a cooking appliance Nov. 13, 2001
6232584 System for controlling a self cleaning oven having catalyst temperature control May. 15, 2001
6111226 Electric oven Aug. 29, 2000
6097000 Control panel ventilation system for electrical food cooking appliances comprising a cooking hob and an oven Aug. 1, 2000
6087634 Browning grill for high power density radiant ovens Jul. 11, 2000
6087635 Method and apparatus for the arc-like shaping of profiled strands or strand sections consisting of a thermoplastic material Jul. 11, 2000
6070517 Removing dampness from the cooking space of a pressure cooker and device herefor Jun. 6, 2000
5968387 Cooking appliance including a hotplate and a cooking vessel Oct. 19, 1999
5943969 Ashing furnace and method Aug. 31, 1999
5708255 Prepared meal system with lower hotplate having a plurality of heating zones and an upper radiant heating element and operated in accordance with pre-programmed cooking programs selected by a Jan. 13, 1998
5695668 Oven with selectively energized heating elements Dec. 9, 1997
5618458 Cooking appliance Apr. 8, 1997
5534678 Oven with improved self-cleaning cycle Jul. 9, 1996
5344622 Ozone sterilization system vapor humidification component with disposable water source Sep. 6, 1994
5315085 Oven that exhibits both self-resistive and self-inductive heating May. 24, 1994
5068516 Device for liquid-phase thin film epitaxy Nov. 26, 1991
4954694 Cooking oven having function to automatically clean soils attached to inner walls thereof Sep. 4, 1990
4909430 Reflow soldering method and the apparatus thereof Mar. 20, 1990
4814582 Cooker Mar. 21, 1989
4780597 Electrical baking and roasting oven Oct. 25, 1988

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