Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837000 | Crystalline silicates and process for the production thereof | Kozo Takatsu | 1989-06-06 |
| 4657750 | Process for the production of crystalline silicate ISI-4 using ethylene glycol | Kozo Takatsu | 1987-04-14 |