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Saint-Etienne-du-Gres, France

Ehtp Enterprise Hydraulique Et Travaux Publics

USPTO Granted Patents = 2

Forward Citations = 7

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7 inventors (with patents filed for the assignee):

Willem Griffioen (1 out of 45 patents)

Michel Dunand (1 out of 6 patents)

Joël Perelle (1 out of 2 patents)

4. Olivier Perignon (1 out of 1 patent)

5. Michel Cherix (1 out of 1 patent)

6. Gerard Plumettaz (1 out of 10 patents)

7. Gérard Plumettaz (1 out of 4 patents)

2 patents: Sort by Forward Citations

1. 9287689 - Method for laying a plurality of successive sections of cables in order to form a cabled connection of great length (2016-03-15),

2. 8770550 - Process, pig and pressure housing for laying an elongated element (2014-07-08),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#1 in Saint-Etienne-du-Gres

#5,053 in France

Saint-Etienne-du-Gres, France

Ehtp Enterprise Hydraulique Et Travaux Publics

Forward Citations = 7

7 inventors:

Willem Griffioen (1 out of 45 patents)

Michel Dunand (1 out of 6 patents)

Joël Perelle (1 out of 2 patents)

4. Olivier Perignon (1 out of 1 patent)

5. Michel Cherix (1 out of 1 patent)

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