Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 219/121EW
Name: Electric heating >

Sub-classes under this class:

Class Number Class Name Patents
219/200 Heating devices 124
219/50 Metal heating (e.g., resistance heating) 62
219/600 Inductive heating 44
219/678 Microwave heating 155
219/764 Capacitive dielectric heating 13

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Methods of implanting dopant ions
Stacked type semiconductor memory device and chip selection circuit
Light-source control device, light-source control method, image reading device, and image forming apparatus
Method and system for tracking mobile electronic devices while conserving cellular network resources
Method and a system for registering a 3D pre-acquired image coordinates system with a medical positioning system coordinate system and with a 2D image coordinate system
Portable device for treating insect bites and the like
Nonvolatile semiconductor memory device and method for manufacturing the same
  Randomly Featured Patents
Respiration leading system
Method and apparatus for bonding optical disc substrates together, and method for supplying liquid material
Leadless integrated-circuit chip-carrier heat sink
Electric actuator
Graphical indicator for the multiplexed display of line graph information
Processor bus bridge for network processors or the like
Cosmetic brush for applying eyeliner to the lashline
Process for the production and packaging of a bag-type dispenser, sub-assemblies and corresponding dispensers
Method and apparatus for a quadrupole transmitter for directionally sensitive induction tool