Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4455384 | Chemically durable nitrogen containing phosphate glasses useful for sealing to metals | Delbert E. Day | 1984-06-19 |
| 4202700 | Glassy composition for hermetic seals | — | 1980-05-13 |