Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679287 | Uses of heptafluoropropane | John S. Rubacha | 1997-10-21 |
| 5615742 | Noncombustible hydrogen gas containing atmospheres and their production | Mark L. Robin, John S. Rubacha | 1997-04-01 |