WTW WISSENSCHAFTLICH-TECHNISCHE WERKSTATTEN GMBH

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 6200
 
  
 
B01D SEPARATION 2132
 
  
 
B03D FLOTATION; DIFFERENTIAL SEDIMENTATION 114
 
  
 
G08C TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS 154
 
  
 
G12B DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR16

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8902427 System for measuring properties of test samples in fluidMay 09, 12Dec 02, 14[G01N]
6678045 Device for optical measurement in a mediumMay 06, 02Jan 13, 04[G01N]
6655223 Modular measuring systemSep 26, 01Dec 02, 03[G12B]
6515594 Remote controlled measurement arrangement and process for remote controlled operation of several measuring pointsNov 19, 99Feb 04, 03[G08C]
6379621 Apparatus for analyzing water and wastewaterSep 23, 99Apr 30, 02[G01N, B01D]
6376255 Apparatus and method for analyzing the amount of chemical substrates in a liquidSep 23, 99Apr 23, 02[B01D]
6351986 Method for measuring water and wastewater parametersDec 09, 99Mar 05, 02[B03D, G01N]
5929317 Process for avoiding error in measuring or determining the gas consumption of matterMar 06, 97Jul 27, 99[G01N]
5770153 Integrated analytical device for determining the gas consumption of matterJul 21, 95Jun 23, 98[G01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6093322 Process for controlling the nitrification and denitrification phaseExpiredJan 26, 98Jul 25, 00[C02F]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.