Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/114
Name: Amplifiers > Unrectified a.c. power supply for an electrode (i.e., not the heater)
Description: Subject matter wherein the source of electrical energy which is controlled by the electrical signal is an A.C. electrical source, which is applied as an A.C. power supply directly to an electrode without any intervening rectifiers to rectify the A.C. electrical supply.

Sub-classes under this class:

Class Number Class Name Patents
330/115 Applied to filamentary cathode 0

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
System and method for selecting a video encoding format based on feedback data
System, apparatus and method for enabling/disabling display data channel access to enable/disable high-bandwidth digital content protection
Can seam inspection
Online data conversion technique using a sliding window
Image sensor and method for fabricating the same
Method for evaluating performance characteristics of dental curing lights
Halogen-free flame retardants for epoxy resin systems
  Randomly Featured Patents
Method of announcing an internet call
Door hold open mechanism for a merchandiser
Vehicle cup-holder travel organizer
Multi-state wow and flutter reduction system and method
Towel rack
Constant flow rate expansion valve
Sorting and summing record data including generated sum record with sort level key
Label holder for a shelf price channel
Process for adjusting the secondary cooling of a machine for continuous casting of metal products
Steel cord