Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6403509 | Grey glass composition and method of making same | Anthony V. Longobardo, Ksenia A. Landa, Leonid Landa | 2002-06-11 |
| 6235666 | Grey glass composition and method of making same | Anthony V. Longobardo, Ksenia A. Landa, Leonid Landa | 2001-05-22 |