Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670780 | Method for operating high-pressure discharge lamp, lighting apparatus, and high-pressure discharge lamp apparatus | Shunsuke Ono, Masahiro Yamamoto, Masato Yoshida | 2003-12-30 |