8 Utility Patents
#10 in Bron
#9,196 in France
#518,894 in the World
Forward Citations = 83
Company Filing History:
Societe Nationale Elf Aquitaine

Entreprise De Recherches Et D'activites Petrolieres (e.r.a.p.)
4. 1 out of 1
Institut Francais Du Petrole, Et L'entreprise De Recherches Et
5. 1 out of 20
Elf-union
where one patent can have more than one assignee
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