Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7179019 | Method and structure for laying communication cable in underground line, and members used for laying | Ichiro Seto, Fumiaki Tsuchiya, Isaburo Yagi, Katsuhiko Azuma, Koji Aso +1 more | 2007-02-20 |