Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4258351 | System for collection and transmission of road traffic information | Kiyoko Shigeta, Naotake Ooyama, Takashi Imai | 1981-03-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4258351 | System for collection and transmission of road traffic information | Kiyoko Shigeta, Naotake Ooyama, Takashi Imai | 1981-03-24 |