Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7388337 | Fluorescent lamp lighting apparatus and lighting control system | Koji Takahasi, Toshiyuki Hiraoka, Noriyuki Kitamura, Naoko Iwai, Shinji Nogi +2 more | 2008-06-17 |
| 6252357 | Self-ballasted fluorescent lamp and lighting fixture | Toshiya Tanaka, Tsutomu Araki, Hajime Osaki, Shinya Hakuta, Fuminori Nakaya | 2001-06-26 |
| 5939836 | Discharge lamp lighting apparatus and lighting apparatus | Kazutoshi Mita, Keiichi Shimizu, Fuminori Nakaya | 1999-08-17 |
| 5737207 | Power supply | Noriyuki Kitamura, Tsutomu Kakitani, Yuji Takahashi, Keiichi Shimizu, Kazutoshi Mita | 1998-04-07 |