Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5897703 | Hardening composition, hardened product, and method of producing hardened product | Hiroshi Inoue, Katsuhiko Yamamoto | 1999-04-27 |
| 5669968 | Inorganic hardening composition | Shigeji Kobori, Jotaro Morimoto | 1997-09-23 |