Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993581 | Adhesive composition for bonding a lining tube on to the internal surface of an existing pipe | Shigeru Toyoda, Shuichi Yagi, Masaaki Itagaki, Yukio Sato | 1999-11-30 |