HALDEX HYDRAULICS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5313844 Flow transducerJun 10, 92May 24, 94[G01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0300,279 Point Of Use ActuatorAbandonedJun 02, 09Dec 02, 10[F15B]
5515879 Load sensed multi-purpose pressure control valveExpiredNov 28, 94May 14, 96[F16K, F15B]
5487403 Variable discharge pump with low unload to secondaryExpiredNov 28, 94Jan 30, 96[F15B]
5368061 Load sensed variable discharge fixed displacement pump control with low unload featuresExpiredSep 13, 93Nov 29, 94[F15B]
5244358 Load sensed variable output gear pumpExpiredOct 29, 91Sep 14, 93[F04B]

Top Inventors for This Owner

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