21 Utility Patents
#3 in Oullins
#2,028 in France
#157,512 in the World
Forward Citations = 245
Company Filing History:
Elf France


4. 2 out of 235
Societe Nationale Elf Aquitaine
5. 1 out of 1
Ifp Et Elf France
where one patent can have more than one assignee
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