Hydrolab Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
G01G WEIGHING 127
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6111249 Submergible optical sensor housing with protective shutter and methods of operation and manufactureJul 17, 98Aug 29, 00[H01J]
5821405 Modular water quality apparatus and methodAug 14, 97Oct 13, 98[G01N, G01D, G01G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4908105 Flow-compensated electrochemical cell and method of analysisExpiredFeb 15, 85Mar 13, 90[G01N]

Top Inventors for This Owner

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