Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773320 | High pressure discharge lamp and method for sealing a bulb thereof | Kazuhisa Nishida | 2004-08-10 |
| 6759806 | High pressure discharge lamp and method for sealing a bulb thereof | Kazuhisa Nishida | 2004-07-06 |