BENSHAW, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 498
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 1119
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 186

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2012/0112,545 M2LC System Coupled to a Rectifier SystemNov 04, 11May 10, 12[H02J, H02M]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9372493 M2LC system and method for controlling sameMar 08, 13Jun 21, 16[H02M, G05F]
8878395 M2LC system coupled to a current source power supplyAug 03, 11Nov 04, 14[H02M, H01F]
8649187 Two-terminal M2LC subsystem and M2LC system including sameSep 21, 11Feb 11, 14[H02M]
8618698 System and method for controlling a M2LC systemSep 09, 11Dec 31, 13[H01H]
7345449 Method of rotating a polyphase motor at less than rated speedAug 29, 05Mar 18, 08[H02P]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0279,015 Integrated power factor correction capacitance unitAbandonedJun 05, 06Dec 06, 07[G05F]
4943890 Solid state motor starterExpiredJul 19, 89Jul 24, 90[H05K]

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