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Boulogne-Billancourt, France

Colas S.a.

USPTO Granted Patents = 10

EPO Patents = 1

Forward Citations = 51

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16 inventors (with patents filed for the assignee):

Jean-Pierre Reymonet (5 out of 6 patents)

Pierre Defontaine (3 out of 3 patents)

Clement Beatrix (3 out of 3 patents)

4. Michel Perrin (3 out of 3 patents)

5. Philippe Brissonneau (2 out of 2 patents)

6. Gerard Perrono (2 out of 2 patents)

7. Robert Pellion (2 out of 2 patents)

8. Jacques Gaultier (2 out of 2 patents)

9. Rene Chambard (2 out of 2 patents)

10. Michel Chappat (1 out of 4 patents)

11. Graziella Durand (1 out of 5 patents)

12. Alain Chambon (1 out of 1 patent)

13. Jean Beauverd (1 out of 1 patent)

14. Ghislaine Baillemont (1 out of 1 patent)

15. Jean-Pierre Gravet (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 6187428 - Wheel rut-resistant carriageway and process for obtaining such a carriageway (2001-02-13),

2. 5893679 - Process and a machine for the implementation of a bonding layer and (1999-04-13),

3. 5849070 - Compound binder, process for obtaining it and its application in highway (1998-12-15),

4. 5807429 - Compound binder, process for obtaining it and application in highway (1998-09-15),

5. 5324136 - Apparatus for spreading bonding emulsion or similar material for road (1994-06-28),

6. 5310118 - Mechanical actuating device for opening or closing a valve controlling a (1994-05-10),

7. 5279500 - Apparatus for spreading a road surfacing material (1994-01-18),

8. 5190399 - Road vehicle for the spreading of materials for repair of the highway, (1993-03-02),

9. 5178486 - Device for spreading a fluid substance, and machine permitting the (1993-01-12),

10. 5024552 - Method of obtaining a composite sealing structure for permanent roadways (1991-06-18),

Colas S.a. is a world leader in transportation infrastructure construction and maintenance. With operations in over 50 countries, the company specializes in road construction, civil engineering, and environmental projects. Their innovative solutions and commitment to sustainability have earned them a stellar reputation in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

10 Patents

#22 in Boulogne-Billancourt

#1,667 in France

#54,324 in the World

Boulogne-Billancourt, France

Colas S.a.

Forward Citations = 51

16 inventors:

Jean-Pierre Reymonet (5 out of 6 patents)

Pierre Defontaine (3 out of 3 patents)

Clement Beatrix (3 out of 3 patents)

4. Michel Perrin (3 out of 3 patents)

5. Philippe Brissonneau (2 out of 2 patents)

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