MADISON ISLAND LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5234377 Composite spring with improved endsOct 13, 92Aug 10, 93[F16D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5603660 Viscous damper and shear plate for improved fluid flowExpiredMay 31, 95Feb 18, 97[F16D]
5085617 Vane damper assembly for a torque converterExpiredJun 22, 89Feb 04, 92[F16D]
5078648 Driveline isolator with hydraulic damper and spiral springsExpiredApr 02, 90Jan 07, 92[F16D]
5078649 Hydraulic coupling for torsion isolatorExpiredApr 02, 90Jan 07, 92[F16D]
4987987 Torsional vibration damping mechanismExpiredAug 03, 89Jan 29, 91[F16D]
4962838 Viscous damper with low seal drag torqueExpiredSep 29, 89Oct 16, 90[F16D]
4936433 Viscous damper with molded dynamic sealExpiredOct 12, 88Jun 26, 90[F16D]
4936434 Viscous damper with means preventing sidewall deflectionExpiredOct 12, 88Jun 26, 90[F16D]
4914799 Method of forming, assembling, and filling a viscous damperExpiredOct 12, 88Apr 10, 90[B23P]
4892178 Viscous damper module for torsional vibration damping mechanismExpiredAug 20, 87Jan 09, 90[F16D]
4874074 Torsional vibration damping mechanismExpiredAug 20, 87Oct 17, 89[F16D]
4576259 Torsion damping mechanism with variable dampingExpiredMay 29, 84Mar 18, 86[F16D]
4557357 Torsion damping mechanism with a viscous couplingExpiredMay 29, 84Dec 10, 85[F16D]

Top Inventors for This Owner

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