MCGRAW-EDISON COMPANY

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 985
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 5154
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 391
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 381
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 374
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 2131
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 173
 
  
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 165
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1153

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7133271 Switchgear with embedded electronic controlsDec 23, 03Nov 07, 06[H01H]
7128619 Connector system and method for securing a cable in a connector systemNov 05, 04Oct 31, 06[H01R]
6888086 Solid dielectric encapsulated interrupterSep 30, 02May 03, 05[H01H]
6840432 Solder application techniqueApr 21, 03Jan 11, 05[B23K]
6833518 Load tap changer with direct drive and brakeNov 06, 03Dec 21, 04[H01H]
6744255 Grounding device for electric power distribution systemsOct 30, 02Jun 01, 04[H01R, G01R, H01H, H02H]
6717395 Current transformer based high voltage measurement apparatusMay 31, 01Apr 06, 04[G01R]
6693247 Load tap changer with direct drive and brakeApr 25, 01Feb 17, 04[H01H]
6680608 Measuring current through an electrical conductorFeb 27, 02Jan 20, 04[G01R]
6600124 Safety interlock between a vacuum interrupter and a disconnect switchFeb 28, 01Jul 29, 03[H01M]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7535233 Traveling wave based relay protectionExpiredJul 15, 04May 19, 09[G01R]
7304262 Vacuum encapsulation having an empty chamberExpiredMar 16, 04Dec 04, 07[H01H]
6933824 Polymer sheet core and coil insulation for transformersExpiredAug 14, 03Aug 23, 05[H01F]
6921989 Electrical switchgear with synchronous control system and actuatorExpiredNov 22, 02Jul 26, 05[H01H]
6757963 Method of joining components using a silver-based compositionExpiredJan 23, 02Jul 06, 04[H01C]
6735068 Electrical apparatus employing one or more housing segmentsExpiredMar 29, 01May 11, 04[H02H]
6702973 Method of sealing a stud in a bushingExpiredFeb 28, 02Mar 09, 04[B29C]
2003/0123,212 Control system for electrical switchgearAbandonedFeb 07, 02Jul 03, 03[H01H]
6575355 Solder application techniqueExpiredJun 05, 01Jun 10, 03[B23K, C23L, H05H]
6549880 Reliability of electrical distribution networksExpiredSep 15, 99Apr 15, 03[G06F]
6519129 Surge arrester module with bonded component stackExpiredNov 02, 99Feb 11, 03[H02H]
2002/0168,887 Venting means for separable connectorsAbandonedMay 09, 01Nov 14, 02[H01R]
6372994 Wrapped film sealing system for electrical equipmentExpiredJan 11, 00Apr 16, 02[H01B]
6341054 Intelligent power distribution networkExpiredDec 10, 99Jan 22, 02[H02H]
6279811 Solder application techniqueExpiredMay 12, 00Aug 28, 01[B23K]
6261137 Conductor connection systemExpiredMay 05, 99Jul 17, 01[H01R]
6247003 Current transformer saturation correction using artificial neural networksExpiredMar 24, 99Jun 12, 01[G06N]
6008975 Self-compressive surge arrester module and method of making sameExpiredNov 20, 98Dec 28, 99[H02H]
4931896 Distribution line switchgear control with isolated cascaded power suppliesExpiredMar 14, 85Jun 05, 90[H02H]
4912591 Distribution line switchgear control employing a precision rectifierExpiredMar 14, 85Mar 27, 90[H02H]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.