Waukee Engineering Company

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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

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8256304 Float type flow meterApr 30, 10Sep 04, 12[G01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0059,987 Systems and methods for sensing and/or measuring flow rate of gases based upon mass flow conditionsAbandonedSep 21, 05Mar 23, 06[G01F]
5174944 Apparatus for separating gas from a liquidExpiredNov 17, 89Dec 29, 92[C21D]
4864870 Analog flow meter instrumentExpiredJul 20, 88Sep 12, 89[G01F]
4774676 Linear digital flowmeterExpiredNov 07, 84Sep 27, 88[G01N, G01F]
4550314 Meter monitor apparatusExpiredSep 07, 82Oct 29, 85[G08B]
4440028 Protective shield for flow meter sight glassExpiredMar 01, 82Apr 03, 84[G01F]

Top Inventors for This Owner

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