Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5969419 | Structure comprising platinum layer bound to a surface of a silicon oxide layer | Rudolf P. Tijburg | 1999-10-19 |
| 5159239 | Electric lamp with SiO.sub.2 vessel and seal therefor | Tjepke Hendrik Ekkelboom | 1992-10-27 |