Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/155
Name: Amplifiers > Unicontrol of coupling or the circuits associated therewith
Description: Subject matter wherein two or more elements such as resistors, reactors, etc.., of any coupling network or different coupling networks, for transmission of the signal in the amplifier are constructed and arranged so that adjustment or control is simultaneous for such two or more elements, such adjustment may be for a tuner, a potentiometer, or any other means or any combination of such means, in the coupling circuits or associated circuits.

Patents under this class:

Patent Number Title Of Patent Date Issued
7002322 Modulated power supply Feb. 21, 2006
4135590 Noise suppressor system Jan. 23, 1979
4055813 Single adjustment multiple function calibration circuit Oct. 25, 1977
4054844 Amplifying system Oct. 18, 1977

  Recently Added Patents
Light-emitting device package and method of manufacturing the same
Lentiviral gene transfer vectors and their medicinal applications
Server providing pseudo print preview and final regular preview to device
Methods of making a diagnostic device by interweaving hydrophobic and hydrophilic fibers, and diagnostic device therefrom
Floor standing rack
Formulations, their use as or for producing dishwashing detergents and their production
Computer program, system, and method for mapping Social Security claiming strategies
  Randomly Featured Patents
Method for tracking security attributes along invocation chain using secure propagation token
Electromagnetically operated valve
High speed backside illuminated, front side contact photodiode array
Releasably retained hinged plow
Musical instrument carrying case
Asynchronous packet manage
Human IL-1 epsilon DNA and polypeptides
Polymer polyol composition containing a grafted polyol-polyacrylate dispersant
System and method for quick self-refresh exit with transitional refresh
Method and apparatus for introduction of liquid effluent into mass spectrometer and other gas-phase or particle detectors