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For the Inventor, By the Inventor

Düsseldorf, Germany

Wedeco Ag Water Technology

Calculating rank
USPTO Granted Patents = 12

% Expired Patents = 16.7


Forward Citations = 58

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7 inventors (with patents filed for the assignee):

goldMedal Horst Wedekamp (5 out of 8 patents)

silverMedal Dirk Riepe (4 out of 6 patents)

bronzeMedal Jan Boris Rudkowski (4 out of 6 patents)

4.  Joachim Fischer (3 out of 3 patents)

5.  Achim Ried (2 out of 6 patents)

6.  Rolf Sief (2 out of 3 patents)

7.  Gerd Menke (1 out of 1 patent)


12 patents:

1. 7842182 - Ozone/UV combination for the decomposition of resistant substances (2010-11-30),
2. 7462288 - Ozone/UV combination for the decomposition of endocrine substances (2008-12-09),
3. 7112310 - UV-irradiation device for treating fluids, comprising an improved cleaning device (2006-09-26),
4. 7061173 - Amalgam-doped low mercury low-pressure UV irradiator (2006-06-13),
5. 7049738 - Amalgam low pressure mercury UV lamp (2006-05-23),
6. 6906468 - Ballast device for uv radiator and also method and device for disinfecting water (2005-06-14),
7. 6906337 - Method and device for operating a uv-radiation source (2005-06-14),
8. 6642527 - UV radiation device for treating fluids with a simplified radiation chamber (2003-11-04),
9. 6593704 - Method and ballast for feeding a UV light low pressure radiator (2003-07-15),
10. 6576189 - Device and method for exposing liquids, including pretreated wastewater, to x-rays (2003-06-10),
11. 6313468 - Device for the continuous determination of the UV-transmission through flowing or running media (2001-11-06),
12. 6193938 - Device for treating liquids with UV-radiation (2001-02-27),
Company Overview
Wedeco AG Water Technology, based in Düsseldorf, specializes in advanced water treatment solutions. The company focuses on developing innovative technologies for disinfection, filtration, and purification processes, catering to both municipal and industrial water applications. With a commitment to sustainability, Wedeco integrates cutting-edge methods such as UV disinfection and ozone generation to enhance water quality and safety. Their expertise supports global efforts in addressing water scarcity and ensuring clean water access across various regions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

12 Patents

#49 in Düsseldorf

#3,301 in Germany

#48,216 in the World

Düsseldorf, DE
Düsseldorf, Germany

Wedeco Ag Water Technology

Forward Citations = 58

7 inventors:

goldMedal Horst Wedekamp (5 out of 8 patents)

silverMedal Dirk Riepe (4 out of 6 patents)

bronzeMedal Jan Boris Rudkowski (4 out of 6 patents)

4.  Joachim Fischer (3 out of 3 patents)

5.  Achim Ried (2 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Wedeco Ag Water Technology. Retrieved from https://idiyas.com/company/wedeco-ag-water-technology

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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