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Compagnie Europeenne Du Zirconium Cezus

USPTO Granted Patents = 38

CIPO Patents = 1

EPO Patents = 3

Trademarks = 1

Forward Citations = 322

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64 inventors (with patents filed for the assignee):

Jean Boutin (8 out of 8 patents)

Daniel Charquet (7 out of 23 patents)

Pierre Brun (7 out of 10 patents)

4. Airy-Pierre Lamaze (7 out of 11 patents)

5. Pierre Barberis (4 out of 10 patents)

6. Bernard Prandi (4 out of 6 patents)

7. Gerard Bunel (4 out of 6 patents)

8. Patrick Paillere (3 out of 4 patents)

9. Edouard Alheritiere (3 out of 3 patents)

10. Stéphane Pellet-Rostaing (2 out of 15 patents)

11. Claude Simonot (2 out of 2 patents)

12. Laurence Delons (2 out of 2 patents)

13. Marcel Garnier (2 out of 10 patents)

14. Christian Soulet (2 out of 2 patents)

15. Jerome Hautdidier (2 out of 2 patents)

38 patents: Sort by Forward Citations

1. 8137488 - Method of producing a flat zirconium alloy product, flat product thus obtained and a nuclear plant reactor grid which is made from said flat product (2012-03-20),

2. 7988946 - Method for recycling zirconium tetrafluoride into zirconia (2011-08-02),

3. 7763132 - Method of producing a zirconium alloy semi-finished product for the production of elongated product and use thereof (2010-07-27),

4. 7708962 - Process for the separation and purification of hafnium and zirconium (2010-05-04),

5. 7630470 - Method for making a flat zirconium alloy product, resulting flat product and fuel, assembly component for nuclear power plant reactor made from said flat product (2009-12-08),

6. 7364631 - Zirconium-based alloy having a high resistance to corrosion and to hydriding by water and steam and process for the thermomechanical transformation of the alloy (2008-04-29),

7. 7063792 - Method for separating metals such as zirconium and hafnium (2006-06-20),

8. 6929786 - Method for separating zirconium and hafnium tetrachlorides with the aid of a melted solvent (2005-08-16),

9. 6863745 - Zirconium based alloy and method for making a component for a nuclear fuel assembly with same (2005-03-08),

10. 6411668 - Guide tube of a nuclear reactor fuel assembly (2002-06-25),

11. 5627910 - Process for inspecting metallic chips fragments in order to eliminate (1997-05-06),

12. 5622574 - Product externally alloyed with ZR, method for manufacture of same, and (1997-04-22),

13. 5478419 - Process for the manufacture of a flat product of zirconium alloy (1995-12-26),

14. 5304263 - Titanium alloy part (1994-04-19),

15. 5264055 - Method involving modified hot working for the production of a titanium (1993-11-23),

Compagnie Europeenne du Zirconium CEZUS is a leading international supplier of zirconium-based products. With over 70 years of experience, CEZUS specializes in the production and distribution of zirconium alloys, zirconium chemicals, and zirconium metal products for various industries including nuclear, aerospace, chemical, and medical. CEZUS is committed to delivering high-quality products, innovative solutions, and technical expertise to meet the specific requirements of its customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

38 Patents

#137 in Paris

#585 in France

#17,287 in the World

Compagnie Europeenne Du Zirconium Cezus

Forward Citations = 322

64 inventors:

Jean Boutin (8 out of 8 patents)

Daniel Charquet (7 out of 23 patents)

Pierre Brun (7 out of 10 patents)

4. Airy-Pierre Lamaze (7 out of 11 patents)

5. Pierre Barberis (4 out of 10 patents)

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