LJ

Larry D. Johansen

CO Conoco: 1 patents #310 of 638Top 50%
Overall (All Time): #3,954,760 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4754810 Method for patching casing leaks Karl E. Bennett, Jeff J. Jurinak, Chandra L. Mowery, Walter M. MacKinlay 1988-07-05