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Class Information
Number: 219/480
Name: Electric heating > Heating devices > Plural separate heating devices > Selectively activated
Description: Subject matter including means whereby the separate heating devices may be selectively activated either automatically or at the will of an operator.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7589299 |
Electronic power control for cooktop heaters |
Sep. 15, 2009 |
| 7554060 |
Displaying cooking-related information |
Jun. 30, 2009 |
| 7525070 |
Household appliance hinge with two hinged panels |
Apr. 28, 2009 |
| 7435931 |
High-speed cooking oven with optimized cooking efficiency |
Oct. 14, 2008 |
| 7388176 |
Heating device with thin heating boards |
Jun. 17, 2008 |
| 7378617 |
Heating systems and methods for a cooking appliance |
May. 27, 2008 |
| 7368686 |
Apparatus and methods for operating an electric appliance |
May. 6, 2008 |
| 7304270 |
Integrated warmer drawer and warmer zone controls |
Dec. 4, 2007 |
| 7218848 |
Diffuse-pattern radiant heater with non-parabolic reflector apparatus and method |
May. 15, 2007 |
| 7002111 |
Electric warmer with a current sensor |
Feb. 21, 2006 |
| 6901214 |
Multiple-setting portable dryer and circuit designs thereof |
May. 31, 2005 |
| 6873792 |
Multiple-setting portable dryer and circuit designs thereof |
Mar. 29, 2005 |
| 6624397 |
Electric circuit for portable heater |
Sep. 23, 2003 |
| 6559426 |
Electric heating device for a vehicle |
May. 6, 2003 |
| 6518551 |
Apparatus and a method for heating a protective member for an optical fiber fusion splicing part |
Feb. 11, 2003 |
| 6463999 |
Multiloop temperature control system |
Oct. 15, 2002 |
| 6452135 |
Heating unit with selectively energized heating modules |
Sep. 17, 2002 |
| 6437299 |
Heating apparatus for splice protector with separate heating conductor patterns |
Aug. 20, 2002 |
| 6408131 |
Portable dryer with different circuit designs |
Jun. 18, 2002 |
| 6397003 |
Hot air-blower off-state residual heat preventive control circuit |
May. 28, 2002 |
| 6330849 |
Stand for an electric pot |
Dec. 18, 2001 |
| 6327428 |
Portable dryer with different circuit designs |
Dec. 4, 2001 |
| 6323467 |
Method and apparatus for selectively applying heat to an object using an addressable array |
Nov. 27, 2001 |
| 6172343 |
Heater and heater control with selective power rating |
Jan. 9, 2001 |
| 6157008 |
Power distribution system for an appliance |
Dec. 5, 2000 |
| 5951893 |
Integrated circuit pad structure with high temperature heating element and method therefor |
Sep. 14, 1999 |
| 5928544 |
Cooking appliance with movable base unit having two heating elements providing heat from above or below the food to be cooked |
Jul. 27, 1999 |
| 5925273 |
Electric multi-stage heater assembly |
Jul. 20, 1999 |
| 5896915 |
Rethermalization system |
Apr. 27, 1999 |
| 5895595 |
Apparatus for making beverages |
Apr. 20, 1999 |
| 5855163 |
Coffee brewer |
Jan. 5, 1999 |
| 5825974 |
Electric fan heater with switchable series/parallel heating elements |
Oct. 20, 1998 |
| 5797445 |
Refrigerated rethermalization cart |
Aug. 25, 1998 |
| 5771959 |
Rethermalization system |
Jun. 30, 1998 |
| 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 |
| 5682809 |
Appliance for cooking bagels |
Nov. 4, 1997 |
| 5539856 |
Electric coffeemaker with keep warm control responsive to the amount of coffee brewed |
Jul. 23, 1996 |
| 5470367 |
Heating apparatus for a glass-sheet bending station |
Nov. 28, 1995 |
| 5454427 |
Rethermalization system having microcontroller computed start times and microcontrollers controlling heaters |
Oct. 3, 1995 |
| 5378225 |
Heated back support |
Jan. 3, 1995 |
| 5072665 |
Toaster |
Dec. 17, 1991 |
| 4831999 |
Cooking and baking device to be built in |
May. 23, 1989 |
| 4632291 |
Automatic wave soldering machine |
Dec. 30, 1986 |
| 4560431 |
Device for gluing sheet-like textile articles |
Dec. 24, 1985 |
| 4512133 |
Device for sterilizing a thermoplastic strip used for the hot-forming of sterile containers and sterile packaging installation using the device |
Apr. 23, 1985 |
| 4493979 |
Control circuit assembly for heating elements in cooking plates |
Jan. 15, 1985 |
| 4313052 |
Cooking unit |
Jan. 26, 1982 |
| 4158127 |
Stove top |
Jun. 12, 1979 |
| 3979576 |
Electric heating element control circuit |
Sep. 7, 1976 |
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