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Aluminum Pechiney

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USPTO Granted Patents = 64

% Expired Patents = 12.5

Forward Citations = 676

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88 inventors (with patents filed for the assignee):

Claude Vanvoren (6 out of 10 patents)

Paul Morel (6 out of 7 patents)

Jean-Pierre Dugois (6 out of 7 patents)

4. Joseph Cohen (6 out of 10 patents)

5. Jacky Volpeliere (5 out of 9 patents)

6. Lothar Reh (4 out of 23 patents)

7. Ludolf Plass (4 out of 9 patents)

8. Philippe Marchessaux (4 out of 4 patents)

9. Alain Adjemian (4 out of 5 patents)

10. Jean-Pascal Hanrot (4 out of 7 patents)

11. Benoit Cristol (3 out of 4 patents)

12. Jacques Mordini (3 out of 4 patents)

13. Christian Jonville (2 out of 5 patents)

14. Jean-Luc Basquin (2 out of 4 patents)

15. Airy-Pierre Lamaze (2 out of 5 patents)

Core Competencies:

Electrolytic Cell

Alumina Purification

Cathode Element

Heat Exchanger

Casting Machine

Anode Effects

Continuous Production

Thixotropic Metal

Liquid Metal

Aluminum Alloy

Sodium Recovery

Powder Handling

64 patents: Sort by Forward Citations

1. 8069628 - Ring furnaces with improved expansion joints and bricks designed to build it (2011-12-06),

2. 7678244 - Electrolytic cell leak limiter (2010-03-16),

3. 7618519 - Cathode element for use in an electrolytic cell intended for production of aluminum (2009-11-17),

4. 7527715 - Method and system for cooling an electrolytic cell for aluminum production (2009-05-05),

5. 7504016 - Method and system for controlling addition of powdery materials into the bath of an electrolysis cell for the production of aluminium (2009-03-17),

6. 7425284 - Inert anode for the production of aluminium by fused bath electrolysis and method of making this anode (2008-09-16),

7. 7192511 - Method for regulating an electrolytic cell (2007-03-20),

8. 7175749 - Method and device for detecting anode effects of an electrolytic cell for aluminum production (2007-02-13),

9. 7135104 - Method for regulating an electrolysis cell (2006-11-14),

10. 6264813 - Cathodic sputtering targets made of aluminum alloy (2001-07-24),

11. 6110377 - Process for recovering the sodium contained in industrial alkaline waste (2000-08-29),

12. 5851677 - Coating composition for carbon-containing products and said coating (1998-12-22),

13. 5643434 - Process for coating the face of a part made of aluminum or aluminum alloy (1997-07-01),

14. 5476249 - Ladle for the filtration of liquid metal over a filter medium with (1995-12-19),

15. 5409054 - Process and plant for automatic casting of semi-finished products (1995-04-25),

Company Overview

Aluminum Pechiney is a prominent player in the aluminum production sector, specializing in advanced technologies for the extraction and processing of aluminum. The company focuses on key areas such as electrolytic cell design, alumina purification, and the development of efficient cathode elements. With expertise in heat exchangers and casting machines, Aluminum Pechiney is dedicated to enhancing continuous production processes and addressing anode effects. Its innovations contribute to the production of thixotropic metals, positioning the company as a leader in sustainable aluminum manufacturing.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

64 Patents

#12 in

#402 in France

#11,484 in the World

Aluminum Pechiney

Forward Citations = 676

88 inventors:

Claude Vanvoren (6 out of 10 patents)

Paul Morel (6 out of 7 patents)

Jean-Pierre Dugois (6 out of 7 patents)

4. Joseph Cohen (6 out of 10 patents)

5. Jacky Volpeliere (5 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aluminum Pechiney. Retrieved from https://idiyas.com/company/aluminum-pechiney

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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