Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/119
Name: Amplifiers > Including a push-pull stage > Coupling to or from cathode in push-pull
Description: Subject matter wherein the two amplifying devices in push-pull are vacuum tube amplifying devices and wherein the input electrodes or the output electrodes are the cathode electrodes of the vacuum tube amplifying devices.










Patents under this class:

Patent Number Title Of Patent Date Issued
8446228 Oscillator circuit May. 21, 2013
8022776 Origami cascaded topology for analog and mixed-signal applications Sep. 20, 2011
7173488 Vacuum tube power amplifier switchable between push-pull and single ended configurations Feb. 6, 2007
6937093 Cathode-coupled pentode valve amplifier with servo offset controlled push-pull output stage Aug. 30, 2005
6507240 Hybrid audio amplifier Jan. 14, 2003
6265938 Linear high-voltage drive stage and cathode-follower high-fidelity power amplifier implementing same Jul. 24, 2001
5859565 Cathode-follower high-fidelity power amplifier Jan. 12, 1999











 
 
  Recently Added Patents
Silicone hydrogel, lens for eye and contact lens
Method, base station and system for adjusting cell wireless configuration parameter
Treatment devices with deliver-activated inflatable members, and associated systems and methods for treating the spinal cord and other tissues
Use of Lactobacillus for liver protection
System and method for storing redundant information
Polypeptide microparticles
System and method for the analysis of biodiesel
  Randomly Featured Patents
Pneumatically operated nail gun having cylinder floating prevention arrangement
Hologram scanner
Tetracyclic compounds as PDE5-inhibitors
Ignition cable means for eliminating inerference
Light source device
Activity toy
Self-cleaning pet litter box assembly
Heat resistant precoated steel sheet and process for the production thereof
Fast electron paramagnetic resonance imaging (EPRI) using CW EPR spectrometer with sinusoidal rapid-scan and digital signal processing
Post passivation interconnection process and structures