Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/90
Name: Amplifiers > Signal feedback > Cathode impedance feedback > Combined with diverse-type feedback coupling
Description: Subject matter combined with a type of signal feedback as defined in subclass 75, which is diverse from the type of feedback defined in subclass 87.

Sub-classes under this class:

Class Number Class Name Patents
330/91 Diverse feedback to or from cathode 0
330/93 Including positive feedback 0

Patents under this class:

Patent Number Title Of Patent Date Issued
6972620 Post amplifier array integrated circuit Dec. 6, 2005

  Recently Added Patents
Means to securely fixate pacing leads and/or sensors in vessels
Oxidative coupling of hydrocarbons as heat source
Maize hybrid X95C382
Server providing pseudo print preview and final regular preview to device
Virtual multi-cluster clouds
Modified and stabilized GDF propeptides and uses thereof
Circuit board having semiconductor chip embedded therein
  Randomly Featured Patents
Process for eliminating effect of polysilicon stringers in semiconductor devices
High speed surgical instrument
Delay adjustment device and method, and radio base station apparatus
Biasing circuit for sense amplifier
Miniature camera shutter and filter/aperture
Interactive test sequence generation
Industrial robot
Fan assembly
Three dimensional decorative figure
System and method for assessing a procurement and accounts payable system