YUMEX CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 172
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5609344 Spiral gasket having a centering springJul 11, 95Mar 11, 97[F16J]
5152138 Exhaust system for sideway-mounted engineFeb 11, 92Oct 06, 92[F01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0053,782 Exhaust manifoldAbandonedDec 16, 03Mar 16, 06[F01N]
6918246 Structure of an exhaust manifold branch collecting portionExpiredMar 25, 03Jul 19, 05[F01N]
6837044 Structure of an exhaust manifold branch collecting portionExpiredMar 12, 03Jan 04, 05[F01N]
2002/0168,492 Sound and heat insulating material and method for manufacturing the same and articles made thereofAbandonedMar 26, 02Nov 14, 02[B32B]

Top Inventors for This Owner

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