Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962981 | Discharge lamp lighting device | Kouji Noro, Naoki Komatsu | 1999-10-05 |
| 5942859 | Discharge lamp lighting device | Kouji Noro, Hiromitsu Mizukawa, Jun Kumagai | 1999-08-24 |
| 5502423 | Discharge lamp lighting device | Tokushi Yamauchi, Kei Mitsuyasu, Yoshifumi Kuroki, Naoki Ohnishi, Katsuyuki Kiyozumi | 1996-03-26 |
| 5170099 | Discharge lamp lighting device | Atsushi Ueoka | 1992-12-08 |