Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8826627 | Joint method for reinforcing bar | Kouju Hongo, Masaaki Ase, Jutaro Nagaishi | 2014-09-09 |
| 5281476 | Crimped multifilament and method for manufacturing the same | Tadashi Koyonagi, Yumio Endoh, Teruhiko Matsuo | 1994-01-25 |