RA

Roland Amiel

VF Vallourec Drilling Products France: 1 patents #6 of 17Top 40%
IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #2,005,150 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9325084 Annular coupler for drill stem component Beranger Mitjans, Franck Moukanda Mbango 2016-04-26
6031864 Method and system for controlling the time occupation of signalling frequencies in a frequency hopping system Frederic Bauchot, Frederic Lefevre, Francois LeMaut, Luc Revardel 2000-02-29