Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4964912 | Heat-curing cement composition, method of hardening same, and hardened body formed therefrom | Shigeo Okabayashi, Mototaka Egawa | 1990-10-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4964912 | Heat-curing cement composition, method of hardening same, and hardened body formed therefrom | Shigeo Okabayashi, Mototaka Egawa | 1990-10-23 |