Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4706090 | Ship collision preventive aid apparatus | Shinji Hashiguchi, Yukuo Koga | 1987-11-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4706090 | Ship collision preventive aid apparatus | Shinji Hashiguchi, Yukuo Koga | 1987-11-10 |