Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670878 | Inspecting a conductive object with a steady state magnetic field and induced eddy current | Keith W. Katahara, Kenneth R. Riggs | 1997-09-23 |
| 5596267 | Apparatus and method for measuring potentials through pavements for buried pipeline cathodic protection systems | Mark Wilson Mateer | 1997-01-21 |