ASEA BROWN BOVERI INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F26B DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 525
 
  
 
A45D HAIRDRESSING OR SHAVING EQUIPMENT; MANICURING OR OTHER COSMETIC TREATMENT 135
 
  
 
D06F LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES 139

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6470598 Deckel edge profilerMar 16, 01Oct 29, 02[F26B]
6442864 Thermal equalizerMar 15, 01Sep 03, 02[F26B]
6094838 Curl and profile correction with high velocity hoodsMay 28, 98Aug 01, 00[D06F]
6079115 High temperature Yankee hoodJul 27, 98Jun 27, 00[F26B]
D422577 Computer monitorMar 12, 99Apr 11, 00[1402]
5791065 Gas heated paper dryerFeb 06, 97Aug 11, 98[A45D]
5784804 Yankee hood with integral air heating systemMar 25, 96Jul 28, 98[F26B]
5531033 Controlled profile drying hoodOct 18, 94Jul 02, 96[F26B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6147581 Universal transformer tank for pole-mounted distribution transformersExpiredNov 17, 99Nov 14, 00[H01F]
6028266 Low frequency EMF shieldExpiredApr 06, 98Feb 22, 00[H05K]
5667201 Smelt spout for a recovery furanceExpiredMar 24, 95Sep 16, 97[C21B]
5588223 Restrained paper dryerExpiredJun 14, 94Dec 31, 96[F26B]
5240541 Method of fabricating a laminated strip of amorphous metalExpiredAug 02, 91Aug 31, 93[B32B]
5070967 System for monitoring the operation of a cage moving in a mine shaftExpiredOct 25, 90Dec 10, 91[B66B]
4945333 Fuse assembly, for a cutout, with accelerated arc extinctionExpiredFeb 13, 89Jul 31, 90[H01H]
4937769 Apparatus and method for reducing transient exponential noise in a sinusoidal signalExpiredJun 15, 88Jun 26, 90[G06F, H03F, G01R]
4916387 Optical system for a Faraday effect current sensorExpiredOct 21, 88Apr 10, 90[G01J, G01R]
4910863 Method of making an amorphous metal transformerExpiredFeb 01, 89Mar 27, 90[H01F]
4911015 Non-electrical monitoring of a physical conditionExpiredNov 14, 88Mar 27, 90[G01L]
4912522 Light driven remote system and power supply thereforExpiredAug 17, 88Mar 27, 90[H04B]
4910456 Electronic watt-hour meter with combined multiplier/integrator circuitExpiredDec 22, 88Mar 20, 90[G01R]
4743832 Protection system for thyristor-controlled reactorsExpiredJan 30, 87May 10, 88[H02J, G05F]
4739248 Current transformer circuit testerExpiredApr 30, 86Apr 19, 88[G01R]
4731586 Electrical noise detector for detecting power line gap defectsExpiredNov 14, 85Mar 15, 88[G01R]
4571535 VAR Generator having controlled discharge of thyristor switched capacitorsExpiredNov 15, 84Feb 18, 86[G05F, H02H]
4560917 Static VAR generator having reduced harmonicsExpiredDec 21, 83Dec 24, 85[G05F]
4555659 Static VAR generator system having improved response timeExpiredFeb 27, 84Nov 26, 85[G05F]
4470005 Static VAR generator having a thyristor circuit arrangement providing reduced lossesExpiredNov 02, 82Sep 04, 84[H02J]

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