Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834981 | Light-emitting unit, light-emitting unit combination, and lighting apparatus assembled from a plurality of light-emitting units | Hideo Nagai, Tetsushi Tamura | 2004-12-28 |
| 6817735 | Illumination light source | Masanori Shimizu, Yoko Shimomura, Hideo Nagai, Tetsushi Tamura | 2004-11-16 |
| D494687 | Light emitting diode lamp | Masanori Shimizu | 2004-08-17 |
| D494286 | Light emitting diode lamp unit | Masanori Shimizu | 2004-08-10 |
| D494287 | Light emitting diode lamp | Masanori Shimizu | 2004-08-10 |
| D494288 | Light emitting diode module | Masanori Shimizu | 2004-08-10 |