WAUKESHA ELECTRIC SYSTEMS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 6128
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 480
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
A47F SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS, OR THE LIKE; PAYING COUNTERS131
 
  
 
A62C FIRE-FIGHTING 126
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 163
 
  
 
B28B SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER 127
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9513275 System and process of utilizing oil quality analysis and dissolved gas analysis to detect early stage problems in oil filled electrical apparatusesMar 13, 14Dec 06, 16[G01M, G01N]
8737775 System and method for monitoring displacement within energized tap changer compartmentsApr 09, 07May 27, 14[G01B]
8085120 Solid insulation for fluid-filled transformer and method of fabrication thereofAug 13, 09Dec 27, 11[H01F]
RE42058 Automatic dehydrating breather apparatus and methodFeb 19, 10Jan 25, 11[H01F, B01D]
7842122 Gas remover apparatus and methodOct 31, 03Nov 30, 10[H01T, B01D]
7790254 System and method of reinforcing diverter switchesApr 09, 07Sep 07, 10[B28B]
7458476 Tilted reactor core stacking table system and methodSep 29, 04Dec 02, 08[A47F]
7343274 Sensor and method for detecting electric contact degradationJun 22, 05Mar 11, 08[G06F]
7332015 Automatic dehydrating breather apparatus and methodDec 23, 04Feb 19, 08[B01D]
7285150 Dehydrating breather apparatus and methodJul 23, 04Oct 23, 07[B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8531262 Multi-site spare 3-phase transformerExpiredFeb 10, 05Sep 10, 13[H01F]
2012/0312,515 APPARATUS FOR HEAT DISSIPATION OF TRANSFORMING RADIATORSAbandonedJun 10, 11Dec 13, 12[F28F]
2012/0249,275 Insulation for Power TransformersAbandonedSep 25, 11Oct 04, 12[H01F, D02G]
2010/0255,288 SOLID DIELECTRIC MATERIAL FOR FLUID-FILLED TRANSFORMERAbandonedApr 06, 09Oct 07, 10[C08J, C09J, B05D, B32B]
2008/0248,283 Expanded polymer material for cryogenic applications apparatus and methodAbandonedApr 05, 07Oct 09, 08[B29C, B32B]
2006/0226,944 Adjustable locking wedge system apparatus and methodAbandonedMar 30, 05Oct 12, 06[H01F]
7119646 Apparatus and method for controlling the temperature of the core of a super-conducting transformerExpiredDec 18, 01Oct 10, 06[H01F]
7073340 Cryogenic compressor enclosure device and methodExpiredOct 20, 03Jul 11, 06[F17C]
6921866 Method and apparatus for connecting high voltage leads to a high temperature super-conducting transformerExpiredJun 21, 02Jul 26, 05[H01B]
5808536 Power transformer and coupling means thereforExpiredJun 28, 96Sep 15, 98[H01B, H01F, H02G]
5226970 Electrical transformer remanufacturing process for removal of contaminantsExpiredMay 01, 91Jul 13, 93[B08B]
4864265 Transient suppressing power transformerExpiredOct 28, 88Sep 05, 89[H01F]

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