Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665824 | Alkaline and water soluble articles and method of making same | Peter I. Chang | 1997-09-09 |
| 5660882 | Vacuum assisted application of thin coatings on apertured substrates and articles produced therefrom | Robert K. McBride, Paul E. Thomas | 1997-08-26 |