Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7008078 | Light source having blue, blue-green, orange and red LED's | Masanori Shimizu, Hideo Nagai, Tetsushi Tamura, Nobuyuki Matsui | 2006-03-07 |
| 6817735 | Illumination light source | Masanori Shimizu, Hideo Nagai, Tetsushi Tamura, Nobuyuki Matsui | 2004-11-16 |
| 6809479 | Self-ballasted electrodeless discharge lamp and electrodeless discharge lamp operating device | Koji Miyazaki, Satoshi Kominami, Kohei Enchi, Hiroyuki Uchiyama | 2004-10-26 |
| 6577073 | Led lamp | Masanori Shimizu, Tetsushi Tamura, Hideo Nagai, Nobuyuki Matsui | 2003-06-10 |
| 6570342 | Fluorescent lamp and power converter | Kazuaki Okubo, Yoshinori Tanabe, Masanori Shimizu, Takeshi Arakawa | 2003-05-27 |
| 6445118 | Lamp having conductor structure and non-conductor structure provided between filaments | Masanori Shimizu, Kazuaki Ohkubo, Takeshi Arakawa, Yoshinori Tanabe, Kenjiro Hashimoto | 2002-09-03 |
| 6313754 | Escape light instrument | Masanori Shimizu, Yoshinori Tanabe | 2001-11-06 |