Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6097293 | Passive electrical marker for underground use and method of making thereof | George G. Galloway, Ronald L. McWilliams, John Moss, Sean Nash, Paul R. Siglinger +1 more | 2000-08-01 |