logo

For the Inventor, By the Inventor

Engis, Belgium

Prayon Technologies

Calculating rank
USPTO Granted Patents = 6

% Expired Patents = 33.3



Trademarks = 1

Forward Citations = 2

Loading Chart...
Loading Chart...

10 inventors (with patents filed for the assignee):

goldMedal Bernard Heptia (2 out of 2 patents)

silverMedal Alain Germeau (2 out of 4 patents)

bronzeMedal Alexandre Wavreille (1 out of 1 patent)

4.  Livio Lederer (1 out of 1 patent)

5.  Léon Ninane (1 out of 1 patent)

6.  Thomas Henry (1 out of 1 patent)

7.  Tibaut Theys (1 out of 1 patent)

8.  Antoine Hoxha (1 out of 2 patents)

9.  Dorina Fati (1 out of 2 patents)

10.  Serge Kurowski (1 out of 2 patents)

11.  Abdelaâli Kossir (0 patent)

12.  Philippe Cappelle (0 patent)


6 patents:

1. 11407640 - Method for etching a phosphate source using acid (2022-08-09),
2. 10662072 - Method for producing calcium sulfate (2020-05-26),
3. 9828471 - Method and device for producing polyphosphoric acid (2017-11-28),
4. 9255006 - Method for producing phosphoric acid (2016-02-09),
5. 8845990 - Method and device for producing polyphosphoric acid (2014-09-30),
6. 8206587 - Filtration cell and filtration device using such a cell (2012-06-26),
Company Overview
Prayon Technologies is a leading global provider of phosphate compounds and technologies for the fertilizer, food, and industrial markets. With over 150 years of experience, Prayon offers innovative solutions for sustainable agriculture, nutrition, and industrial applications. Their products are used in a wide range of industries, including water treatment, pharmaceuticals, and energy storage.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

6 Patents

#2 in Engis

#387 in Belgium

Engis, BE
Engis, Belgium

Prayon Technologies

Forward Citations = 2

10 inventors:

goldMedal Bernard Heptia (2 out of 2 patents)

silverMedal Alain Germeau (2 out of 4 patents)

bronzeMedal Alexandre Wavreille (1 out of 1 patent)

4.  Livio Lederer (1 out of 1 patent)

5.  Léon Ninane (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Prayon Technologies. Retrieved from https://idiyas.com/company/prayon-technologies

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]
Loading…