Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314264 | Method and apparatus for underground nuclear waste repository | George Danko, Richard Wirtz | 1994-05-24 |
| 5078958 | Underground cooling enhancement for nuclear waste repository | George Danko, Richard Wirtz | 1992-01-07 |