Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669968 | Inorganic hardening composition | Shigeji Kobori, Yuji Hatakeyama | 1997-09-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669968 | Inorganic hardening composition | Shigeji Kobori, Yuji Hatakeyama | 1997-09-23 |