ALSTOM

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B60M POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES 110
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 128
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1132
 
  
 
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

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7095197 Method and system for regulating instantaneous electromagnetic torque and storage medium for implementing the methodMay 28, 04Aug 22, 06[H02P]
6782833 Trackside power distribution systemsApr 09, 02Aug 31, 04[B60M]
6520068 Actuator with sealing assemblyMar 08, 00Feb 18, 03[F01C]
6419512 System for interconnecting medium-voltage or high-voltage electrical cells in enclosuresDec 21, 00Jul 16, 02[H01R]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8444803 Method for making an insulating and tight wall for a tankExpiredJan 17, 08May 21, 13[B32B]
7188399 Method of fitting flush glazingExpiredSep 10, 04Mar 13, 07[B23P]
2005/0190,078 Lighting SystemAbandonedOct 04, 04Sep 01, 05[G08B]
2005/0104,398 Rail vehicle wheel, and a corresponding rail vehicle bogeyAbandonedNov 05, 04May 19, 05[B60C]
2004/0257,737 Process and system for emergency control of the switching of a power transistorAbandonedApr 06, 04Dec 23, 04[H02H]
2004/0126,502 Method of fabricating an aluminum nitride (A1N) substrateAbandonedSep 15, 03Jul 01, 04[B05D]
2004/0105,457 Secure method of exchanging information messagesAbandonedOct 03, 03Jun 03, 04[H04B]
6525542 Apparatus for monitoring the status of devices in electrical protection and control systemsExpiredJan 30, 01Feb 25, 03[G01R]
6367308 Method of measuring the density of a dielectric gas in a buried metal-clad lineExpiredDec 17, 99Apr 09, 02[G01N]
6272515 Method of scheduling distributed transactionsExpiredJul 10, 97Aug 07, 01[G06F]
6205829 Method of regulating tension/compression in a multi-frame hot rolling mill, and a corresponding control systemExpiredJan 10, 00Mar 27, 01[B21B]

Top Inventors for This Owner

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