Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703778 | Traffic control method for relieving vehicle congestion on parallel roads | Kazunori Takahashi, Nobuhiro Hamada, Tohru Nagai, Toshiko Suzuki, Souichi Furukawa | 1997-12-30 |
| 5646853 | Traffic control system | Kazunori Takahashi, Nobuhiro Hamada, Tohru Nagai, Toshiko Suzuki | 1997-07-08 |