WEDECO AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 5104
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 550
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 3125
 
  
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 269
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2109
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9073768 In-line UV-germicidal device for fluid mediaMar 06, 08Jul 07, 15[C02F, A61L]
8696898 Device and process for improving mixing in the UV disinfection of liquidsJul 12, 07Apr 15, 14[C02F]
8193712 Method for monitoring a plurality of electrical luminous elements and device for disinfecting a substance by means of ultraviolet radiationAug 07, 07Jun 05, 12[H05B]
7842182 Ozone/UV combination for the decomposition of resistant substancesSep 09, 02Nov 30, 10[C02F]
7696490 Device for the UV treatment of flowing fluidsJun 29, 04Apr 13, 10[G01N]
7427763 Device for the uv treatment of flowing fluidsAug 12, 04Sep 23, 08[A61L]
7112310 UV-irradiation device for treating fluids, comprising an improved cleaning deviceJan 10, 02Sep 26, 06[B01J]
7061173 Amalgam-doped low mercury low-pressure UV irradiatorNov 13, 02Jun 13, 06[H01J]
7049738 Amalgam low pressure mercury UV lampMay 03, 05May 23, 06[H01J]
6906337 Method and device for operating a uv-radiation sourceMar 07, 01Jun 14, 05[G01J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7648684 Pre-chamber reactorExpiredAug 25, 05Jan 19, 10[B01J]
7592607 Device for treating a flowing fluidExpiredMar 21, 07Sep 22, 09[H01J]

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