Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817741 | Irradiating direction control device for vehicle lamp | Makoto Izawa | 2004-11-16 |
| 6806505 | Light emitting device and process for producing the same | Shigeru Kojima, Katsuya Shirai, Yoshifumi Mori | 2004-10-19 |
| 6754408 | Optical switch and display unit | Hirotaka Akao, Akira Ishibashi | 2004-06-22 |
| 6693380 | Auto leveling apparatus of vehicle headlamp | Hideaki Takeuchi | 2004-02-17 |