Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864191 | Rhenium-containing electrode for a high-pressure sodium discharge lamp | Joseph Franciscus Raymond Eijsermans | 1989-09-05 |
| 4475061 | High-pressure discharge lamp current supply member and mounting seal construction | John Fitzgerald, Cornelis A. J. Jacobs | 1984-10-02 |