DR

David Rathmann

HA Halliburton: 1 patents #490 of 857Top 60%
HS Halliburton Logging Services: 1 patents #41 of 90Top 50%
Overall (All Time): #2,333,283 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4869349 Flexcompressional acoustic transducer John W. Minear 1989-09-26
4754839 Well borehole salinity measurement using acoustic velocity Randy Gold 1988-07-05