POWERWARE CORPORATION

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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 2280
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 7113
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 397
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 2152
 
  
 
G11C STATIC STORES 1150
 
  
 
H03K PULSE TECHNIQUE 1130

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7132833 System for detecting defective battery packsMar 29, 01Nov 07, 06[H02J]
6906933 Power supply apparatus and methods with power-factor correcting bypass modeNov 01, 02Jun 14, 05[H02M]
6819576 Power conversion apparatus and methods using balancer circuitsMar 25, 02Nov 16, 04[H02M]
6753622 Uninterruptible power supply systems and methods using rectified AC with current controlMar 02, 01Jun 22, 04[H02J]
6629247 Methods, systems, and computer program products for communications in uninterruptible power supply systems using controller area networksMar 28, 00Sep 30, 03[G06F]
6549440 AC power supply apparatus and methods providing output control based on estimated instantaneous reactive powerJul 19, 01Apr 15, 03[H02M]
6483730 Power converters with AC and DC operating modes and methods of operation thereofDec 10, 01Nov 19, 02[H02M]
6396170 Method and apparatus for coordinating uninterruptible power supply modules to provide scalable, redundant powerMar 29, 00May 28, 02[H02J]
6391489 Battery terminal jumper clipMar 29, 00May 21, 02[H01M]
6356471 Dynamic feedback adaptive control system and method for paralleling electric power sources and an uninterruptible power supply including sameJul 10, 00Mar 12, 02[H02M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0072,283 Uninterruptible power supply with integral applications processorAbandonedSep 27, 04Apr 06, 06[H02B]
2006/0041,767 Methods, devices and computer program products for controlling power supplied to devices coupled to an uninterruptible power supply (UPS)AbandonedAug 20, 04Feb 23, 06[G06F]
2005/0286,274 Self-testing power supply apparatus, methods and computer program productsAbandonedJun 29, 04Dec 29, 05[H02M]
2005/0265,059 Multi-use power conversion modulesAbandonedMay 27, 04Dec 01, 05[H02M]
2005/0268,122 Devices and methods for validating network connectionsAbandonedMay 28, 04Dec 01, 05[G06F]
2005/0216,578 Methods, devices and computer program products using a node affiliation protocol for monitoring and/or controlling networkable devicesAbandonedMar 29, 04Sep 29, 05[G06F]
6944035 Power factor corrected UPS with improved connection of battery to neutralExpiredMar 03, 03Sep 13, 05[H02M]
2005/0096,930 Methods, calculators and computer program products for estimating cost savings attributed to backup power systemsAbandonedNov 05, 03May 05, 05[G06F]
6856524 Power factor corrected UPS with improved connection of battery to neutralWithdrawnMar 03, 03Feb 15, 05[H02M]
2005/0028,029 Methods, apparatus, and computer program products for selectively backing up files to a robust storage medium according to program associationsAbandonedAug 26, 04Feb 03, 05[G06F]
2005/0021,570 Methods, apparatus, and computer program products for selectively backing up versions of files to a robust storage medium according to file version differencesAbandonedAug 26, 04Jan 27, 05[G06F]
2004/0215,693 Apparatus, methods and computer program products for power monitoring using networked UPS clientsAbandonedMar 26, 03Oct 28, 04[G06F]
2004/0168,818 System for detecting defective battery packsAbandonedMar 03, 04Sep 02, 04[H02G]
2004/0148,547 UPS-based file data storage apparatus and computer program productsAbandonedJan 28, 03Jul 29, 04[H04L]
6724596 Hysteretic current control method and an uninterruptible power supply using sameExpiredJan 26, 01Apr 20, 04[H02H]
2003/0197,723 Methods, apparatus and computer program products for providing network device status informationAbandonedOct 22, 02Oct 23, 03[G09G]
6605879 Battery charger control circuit and an uninterruptible power supply utilizing sameExpiredApr 19, 01Aug 12, 03[H02J]
6599657 Battery pack housing and battery pack and power supply device incorporating the sameExpiredNov 08, 00Jul 29, 03[H01M]
2003/0061,284 Methods, systems and computer program products for conducting a virtual product presentationAbandonedSep 26, 01Mar 27, 03[G06F]
6535100 Insulated transformer foil windings with breakouts and methods for forming the sameExpiredDec 29, 00Mar 18, 03[H01F]

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