Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4234450 | Preparation of non-fluidizable composition | Masami Hirayama, Michiko Kagayama | 1980-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4234450 | Preparation of non-fluidizable composition | Masami Hirayama, Michiko Kagayama | 1980-11-18 |