ABB POWER T&D COMPANY INC.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 1562
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 11148
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4443
 
 
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 490
 
 
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 3117
 
 
 
H04M TELEPHONIC COMMUNICATION 2161
 
 
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 136
 
 
 
B26F PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING 115
 
 
 
F16M FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR APPARATUS, NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS OR SUPPORTS134
 
 
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183

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
6185482 System and method for rms overcurrent backup functionMar 10, 98Feb 06, 01[H02J]
6173216 Protective relay with improved, sub-window cosine filterApr 15, 98Jan 09, 01[H02J, H02H]
6154687 Modified cosine filtersApr 15, 98Nov 28, 00[H02J, H02H]
6137666 High speed, selective protective relaysJan 21, 99Oct 24, 00[H02H]
6115675 Double interpolation anti-skew compensation of sampled analog data points in a protective relayMar 02, 98Sep 05, 00[G06F, G01R]
6081768 Digital peak detectorSep 15, 97Jun 27, 00[H02H]
D422557 Transformer parking standApr 14, 99Apr 11, 00[1302]
5987393 Method of configuring a microprocessor-based relay for use in overcurrent protectionFeb 20, 97Nov 16, 99[H02H]
5963734 Method and apparatus for configuring an intelligent electronic device for use in supervisory control and data acquisition system verificationApr 03, 97Oct 05, 99[G06F]
D412859 Meter coverJun 24, 98Aug 17, 99[1004]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6453248 High impedance fault detectionExpiredJul 21, 98Sep 17, 02[G06F, G01R]
6397156 Impedance measurement system for power system transmission linesExpiredNov 17, 98May 28, 02[G01R]
6336059 Reach-measurement method for distance relays and fault locators on series-compensated transmission lines using local informationExpiredNov 17, 98Jan 01, 02[G05B]
6298309 Current based frequency tracking method and apparatusExpiredMar 05, 99Oct 02, 01[G01R]
6209938 Lifting tool for safe 90 degree rotationExpiredDec 28, 99Apr 03, 01[B66C]
5959523 Magnetic core structureExpiredOct 15, 96Sep 28, 99[H01F]
5863455 Colloidal insulating and cooling fluidExpiredJul 14, 97Jan 26, 99[F25B, B01J, H01F, H05K]
5696364 Combined interrupter disconnect switch blade for high voltage switchExpiredJun 17, 94Dec 09, 97[H01H]
5672919 Low current binary input subsystemExpiredMar 24, 95Sep 30, 97[H01H]
5608371 Repairable amorphous metal transformer jointExpiredJan 31, 96Mar 04, 97[H01F]
5507322 Device and method for forming planar disk transformer windingsExpiredDec 14, 93Apr 16, 96[B21F]
5488565 Tamper detection methods and apparatus for load management terminalsExpiredMay 28, 93Jan 30, 96[G08B, G01R]
5453591 Sensing structure for component wear in high voltage circuit interruptersExpiredApr 05, 94Sep 26, 95[H01H]
5412624 Real-life timer interval adjustmentExpiredOct 13, 93May 02, 95[H03L, G04B, G06F]
5406818 Opening apparatus having an alignment system for producing a continuous metal strip from a split-tubeExpiredSep 15, 93Apr 18, 95[B21C]
5398402 Method of repairing a transformer having a repairable amorphous metal transformer jointExpiredDec 12, 91Mar 21, 95[B23P, H01F]
5369388 LTC compensating winding for parallel operation of transformersExpiredApr 27, 93Nov 29, 94[H01F]
5359874 Method and apparatus for production of continuous metal stripExpiredNov 12, 91Nov 01, 94[B21C]
5337034 Transformer mounting assemblyExpiredApr 02, 93Aug 09, 94[H01F]
5282108 Surge protector for a watthour meterExpiredOct 03, 91Jan 25, 94[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!.