Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9797049 | System, apparatus, and method of providing cathodic protection to buried and/or submerged metallic structures | Tiebin Zhao | 2017-10-24 |
| 9354157 | Apparatus and method for assessing subgrade corrosion | — | 2016-05-31 |
| 9255880 | Apparatus and method for evaluating power transmission conductors | — | 2016-02-09 |
| 6870356 | Method and apparatus for vertical voltage potential mapping | Henry G. Kleinfelder, Jr., Kevin Niles | 2005-03-22 |
| 5738333 | Relief valve | Michael L. Cognevich | 1998-04-14 |