HALDEX HYDRAULICS AB

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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

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7721530 Crankcase ventilation systemOct 13, 05May 25, 10[F01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7426923 Exhaust gas recirculation system for gasoline enginesExpiredSep 19, 06Sep 23, 08[F02M]
7261096 Movable sleeve exhaust gas recirculation systemExpiredNov 17, 05Aug 28, 07[F02M]
7252077 Sequential control valveExpiredJan 31, 06Aug 07, 07[F02M]
6886545 Control scheme for exhaust gas circulation systemExpiredMar 05, 04May 03, 05[F02M]

Top Inventors for This Owner

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