Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 307/257
Name: Electrical transmission or interconnection systems >
Description:










Sub-classes under this class:

Class Number Class Name Patents
307/1 Superimposed unlike currents 85
307/100 Shunting or short circuiting systems 52
307/101 Residual or remanent magnetism control 29
307/102 Stabilized, anti-hunting or antioscillation systems 66
307/103 With line drop compensation 48
307/104 Electromagnet or highly inductive systems 436
307/105 With harmonic filter or neutralizer 243
307/106 Wave form or wave shape determinative or pulse-producing systems 330
307/109 Capacitor 213
307/11 Plural load circuit systems 228
307/111 Nonresponsive-to-frequency-change systems 6
307/112 Switching systems 450
307/145 With current collection or transfer 25
307/146 Unidirectional conductor systems 32
307/147 Conductor arrangements or structure 383
307/149 Miscellaneous systems 228
307/326 Personnel safety or limit control features 286
307/400 Electrets 169
307/401 Nonlinear reactor systems (e.g., saturable) 18
307/43 Plural supply circuits or sources 462
307/650 With nonswitching means responsive to external nonelectrical condition 57
307/89 Anti-induction or coupling to other systems 61
307/9.1 Vehicle mounted systems 1,111
307/95 Anti-electrolysis 45
307/96 Intermittent regulatory interruption of system 12
307/98 Combined impedance and switch systems 61
307/DIG.1 Data transmitted over power lines 14


Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Monitoring heap in real-time by a mobile agent to assess performance of virtual machine
Estrogen receptor ligands
Alterable account number
Error detection and recovery tool for logical volume management in a data storage system
Optical angular position detection apparatus and method
Nonvolatile semiconductor memory device
Polyester resin for toner, electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming met
  Randomly Featured Patents
Encoding and decoding color image data based on mean luminance and an upper and a lower color value
Natural sunlight photostable composition
Carpet recycling method
Sigma-delta difference-of-squares RMS-to-DC converter with forward path multiplier
Trundle for making quick-assemble mobile shopping bag
Thermoplastic mixtures of aromatic polycarbonates and polystyrenes and their use as substrates for optical data memories
Apparatus for retaining objects on a surface and related methods
Flavored colonic cleansing system
Grinding machine adapted for changing of grinding wheels on a grinding spindle
Method and apparatus for determining bulk material properties of elastomeric materials