Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6504485 | Monitoring apparatus and control apparatus for traffic signal lights | Yoshiharu Ozaki, Norihiro Okada, Heisaku Mazawa, Hidetoshi Fujimoto, Junya Toda +2 more | 2003-01-07 |