Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8004204 | Power circuit and illumination apparatus | Takafumi Nonaka, Takashi Kumagai, Noriyuki Matsubara, Koichi Saito | 2011-08-23 |
| 7849654 | Flooring system | Tomoyuki Tani | 2010-12-14 |
| 6758538 | Luminescent display device of active matrix drive type and fabrication method therefor | Yoshimasa Fujita | 2004-07-06 |
| 6538390 | Organic LED display device of active matrix drive type and fabrication method therefor | Yoshimasa Fujita | 2003-03-25 |