Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10214653 | Refractory article and production method thereof | Yuudai Kashiwamoto, Toshikazu Momii | 2019-02-26 |
| 6638989 | Method of preparing polyurethane-modified polyisocyanurate foam | Yoshiyuki Dohmoto | 2003-10-28 |