RD

Ralph M. D'Angelo

Schlumberger Technology: 2 patents #42 of 361Top 15%
📍 New Fairfield, CT: #4 of 25 inventorsTop 20%
🗺 Connecticut: #330 of 2,845 inventorsTop 15%
Overall (2003): #47,506 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6643221 Structures and methods for damping tool waves particularly for acoustic logging tools Chaur-Jian Hsu, Jahir Pabon, Richard D. Joyce, Jeffrey B. Aron, Pierre Campanac +4 more 2003-11-04
6510389 Acoustic detection of stress-induced mechanical damage in a borehole wall Kenneth W. Winkler, Thomas J. Plona, Bikash K. Sinha, Lawrence E. McGowan 2003-01-21