Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637252 | Inhibitor for aqueous liquid deoxidizing composition and process for aluminum, with reduced etching of titanium | Philip M. Johnson | 1997-06-10 |
| 5634979 | Composition and method for degreasing metal surfaces | Philip M. Johnson, Dennis A. Kent | 1997-06-03 |