Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661176 | High pressure discharge lamp, high pressure discharge lamp lighting apparatus and luminaire therefor | Hisashi Honda, Masazumi Ishida, Seiji Ashida, Shigemi Oku, Takahito Kashiwagi | 2003-12-09 |