Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6947130 | Method of evaluating whiteness, method of evaluating comparative whiteness, light source and luminaire | Kenji Mukai, Yoshio Manabe, Yoshinori Ootaka, Masaaki Hama | 2005-09-20 |
| 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 |