Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830843 | Synthetic lamellar magnesium phyllosilicate and process for preparation thereof | Kiochi Usui, Masanori Tanaka, Noriyuki Takahashi | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830843 | Synthetic lamellar magnesium phyllosilicate and process for preparation thereof | Kiochi Usui, Masanori Tanaka, Noriyuki Takahashi | 1989-05-16 |