Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5055735 | High pressure discharge lamp having improved containment structure | Tjitte De Jong, Danny L. V. Hermans | 1991-10-08 |
| 5001384 | Electric gas discharge lamp including an outer envelope and supporting frame | Robert R. M. Delen | 1991-03-19 |