Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38807 | High pressure discharge lamp, with tungsten electrode and lighting optical apparatus and image display system using the same | Nobuyosi Takeuti, Takeharu Tsutsumi | 2005-10-04 |
| 6844679 | Mercury lamp, lamp unit, method for producing mercury lamp and electric lamp | Makoto Horiuchi, Makoto Kai, Mamoru Takeda, Tsuyoshi Ichibakase, Tomoyuki Seki +2 more | 2005-01-18 |