ENGINEERING MATTERS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 282
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1106

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8085119 Flexible electromagnetic valve actuator modeling and performanceNov 10, 08Dec 27, 11[F01L, H01F]
7800470 Method and system for a linear actuator with stationary vertical magnets and coilsFeb 11, 08Sep 21, 10[H02K, H01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8387945 Method and system for a magnetic actuatorExpiredFeb 10, 10Mar 05, 13[F16K, H01F]
7352268 High intensity radial field magnetic actuatorExpiredApr 01, 05Apr 01, 08[H01F]
6876284 High intensity radial field magnetic array and actuatorExpiredJul 27, 04Apr 05, 05[H01F]
6828890 High intensity radial field magnetic array and actuatorExpiredSep 26, 02Dec 07, 04[H01F]
2004/0196,675 Self-powered direct current mitigation circuit for transformersAbandonedAug 05, 03Oct 07, 04[H02J]

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