PS

Peter van der Sman

HS Halliburton Energy Services: 2 patents #2,138 of 4,711Top 50%
SP Shell International Exploration And Production: 2 patents #2 of 22Top 10%
📍 Heemstede, NL: #20 of 84 inventorsTop 25%
Overall (All Time): #2,157,238 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7216738 Acoustic stimulation method with axial driver actuating moment arms on tines James R. Birchak, Thomas Ritter, Ali Mese, Diederik van Batenburg, William Trainor +7 more 2007-05-15
7213681 Acoustic stimulation tool with axial driver actuating moment arms on tines James R. Birchak, Thomas Ritter, Ali Mese, Diederik van Batenburg, William Trainor +7 more 2007-05-08