Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629248 | Modified germanium sulfide glass | Ishwar D. Aggarwal, Celia I. Merzbacher, John Michael Jewell | 1997-05-13 |
| 5599751 | Alkaline earth modified germanium sulfide glass | John Michael Jewell, Celia I. Merzbacher, Ishwar D. Aggarwal | 1997-02-04 |